1989 Geo Spectrum Engine Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

The 1989 Geo Spectrum has 251 engine parts with verified fitment on this page — 55 part types and 52 brands, covering both the 1.5L L4 and the 1.5L L4 Turbocharged. Each part includes a manufacturer part number and application notes.

On the 1989 Geo Spectrum, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. 49 parts of the 251 listed are Oil (19 parts), Oil Filter (17 parts) and Crankshaft Seal (13 parts). The other 52 part types cover the remaining 202 parts.

Camshaft

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: 1.5L L4 Turbocharged 0564676
🇺🇸 US 🇨🇦 CA
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TOPLINE Fits: all 1989 Spectrum engines CAMIS3
🇺🇸 US 🇨🇦 CA
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This table covers the camshafts that open the valves.

Camshaft Bearing

Brand Part Number Markets Notes Buy
DURA-BOND Fits: all 1989 Spectrum engines CHG14
🇺🇸 US 🇨🇦 CA
Auxiliary Shaft Set
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This table covers the Camshaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.

Camshaft Repair Sleeve

Brand Part Number Markets Notes Buy
NATIONAL Popular Fits: all 1989 Spectrum engines 99157
🇺🇸 US 🇨🇦 CA
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SKF Popular Fits: all 1989 Spectrum engines 99153
🇺🇸 US 🇨🇦 CA
Shaft Diameter: 1.575 In
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BCA Fits: all 1989 Spectrum engines NS99157
🇺🇸 US 🇨🇦 CA
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SCHAEFFLER Fits: all 1989 Spectrum engines SS3480
🇺🇸 US 🇨🇦 CA
12.93 mm Width46.99 mm Outside Diameter
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SCHAEFFLER Fits: all 1989 Spectrum engines SR3483
🇺🇸 US 🇨🇦 CA
Fits Shaft Diameters of 1.572"-1.578"16 MM Width
Fitment notes — SCHAEFFLER SR3483
Fits:
Shaft Diameters of 1.572"-1.578"16 MM Width46.99 mm Outside Diameter
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TIMKEN Fits: all 1989 Spectrum engines KWK99157
🇺🇸 US 🇨🇦 CA
Kwik-Sleeve
Fitment notes — TIMKEN KWK99157
Kwik-Sleeve
Front
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WJB / INMOTION PARTS Fits: all 1989 Spectrum engines WS99157
🇺🇸 US 🇨🇦 CA
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This table covers the wear sleeves used to restore a Camshaft seal surface.

Camshaft Seal

Brand Part Number Markets Notes Buy
NATIONAL Popular Fits: all 1989 Spectrum engines 710308
🇺🇸 US 🇨🇦 CA
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SKF Popular Fits: all 1989 Spectrum engines 15957
🇺🇸 US 🇨🇦 CA
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APEX Fits: all 1989 Spectrum engines ATC3000
🇺🇸 US 🇨🇦 CA
Front
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BCA Fits: all 1989 Spectrum engines NS710308
🇺🇸 US 🇨🇦 CA
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BECK/ARNLEY Fits: 1.5L L4 0523388
🇺🇸 US 🇨🇦 CA
Engine Design: LC5
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FEL-PRO Fits: all 1989 Spectrum engines TCS45696
🇺🇸 US 🇨🇦 CA
Front
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TIMKEN Fits: all 1989 Spectrum engines 1217
🇺🇸 US 🇨🇦 CA
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WJB / INMOTION PARTS Fits: all 1989 Spectrum engines WS710308
🇺🇸 US 🇨🇦 CA
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This table covers the seals at each camshaft end. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Connecting Rod

Brand Part Number Markets Notes Buy
TOPLINE Fits: all 1989 Spectrum engines CRIS3
🇺🇸 US 🇨🇦 CA
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This table covers the connecting rods between each piston and the crankshaft.

Connecting Rod Bearing

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 4B9450
🇺🇸 US 🇨🇦 CA
Set
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KING ENGINE BEARINGS Fits: all 1989 Spectrum engines CR4004AM
🇺🇸 US 🇨🇦 CA
SetBimetal (Aluminum Base)
Fitment notes — KING ENGINE BEARINGS CR4004AM
SetBimetal (Aluminum Base)
Standard
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MAHLE / CLEVITE Fits: all 1989 Spectrum engines CB1478P
🇺🇸 US 🇨🇦 CA
P Series (Tri-Metal)Pair
Fitment notes — MAHLE / CLEVITE CB1478P
P Series (Tri-Metal)Pair
(Size: 0.020" Undersize)
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TOPLINE Fits: all 1989 Spectrum engines RBIS3
🇺🇸 US 🇨🇦 CA
Set
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This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.

Conversion / Lower Gasket Set

Brand Part Number Markets Notes Buy
AJUSA Fits: all 1989 Spectrum engines 54031100
🇺🇸 US 🇨🇦 CA
Engine 4XC1
Fitment notes — AJUSA 54031100
Engine 4XC1
Engine 4XC1T
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APEX Fits: all 1989 Spectrum engines ACS3000
🇺🇸 US 🇨🇦 CA
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TOPLINE Fits: all 1989 Spectrum engines CBSIS3
🇺🇸 US 🇨🇦 CA
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This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.

Crankshaft Main Bearing

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Popular Fits: all 1989 Spectrum engines 5M9336
🇺🇸 US 🇨🇦 CA
Set
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BECK/ARNLEY Fits: 1.5L L4 0146399
🇺🇸 US 🇨🇦 CA
Main Bearing Set LC5 (Size: 0.010" Oversize)
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SEALED POWER Fits: 1.5L L4 6686M
🇺🇸 US 🇨🇦 CA
Main Bearing Set
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TOPLINE Fits: all 1989 Spectrum engines TWIS3
🇺🇸 US 🇨🇦 CA
Thrust Bearing
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TOPLINE Fits: all 1989 Spectrum engines MBIS3
🇺🇸 US 🇨🇦 CA
Set
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This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.

Crankshaft Main Bearing Gasket

Brand Part Number Markets Notes Buy
BECK/ARNLEY Fits: 1.5L L4 0523392
🇺🇸 US 🇨🇦 CA
Fits Rear Main Bearing Seal Set LC5 - Isuzu Engine
Fitment notes — BECK/ARNLEY 0523392
Fits:
Rear Main Bearing Seal Set LC5 - Isuzu Engine
or:
Rear Main Seal LC5 - Isuzu Engine
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This table covers the gaskets that seal the Crankshaft Main Bearing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Crankshaft Repair Sleeve

Brand Part Number Markets Notes Buy
NATIONAL Fits: all 1989 Spectrum engines 99128
🇺🇸 US 🇨🇦 CA
Front0.315 IN Width
Fitment notes — NATIONAL 99128
Front0.315 IN Width1.496 IN Outside Diameter
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SCHAEFFLER Fits: all 1989 Spectrum engines SR3467
🇺🇸 US 🇨🇦 CA
Front11.13 mm Width
Fitment notes — SCHAEFFLER SR3467
Front11.13 mm Width38.1 mm Outside Diameter
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TIMKEN Fits: all 1989 Spectrum engines KWK99128
🇺🇸 US 🇨🇦 CA
Kwik-Sleeve
Fitment notes — TIMKEN KWK99128
Kwik-Sleeve
Front
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WJB / INMOTION PARTS Fits: all 1989 Spectrum engines WS99128
🇺🇸 US 🇨🇦 CA
Front
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This table covers the sleeves used to restore a grooved crankshaft seal surface.

Crankshaft Seal

Brand Part Number Markets Notes Buy
FEL-PRO Popular Fits: all 1989 Spectrum engines BS40524
🇺🇸 US 🇨🇦 CA
Rubber
Fitment notes — FEL-PRO BS40524
Rubber
Rear1 Piece
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TIMKEN Popular Fits: all 1989 Spectrum engines 223220
🇺🇸 US 🇨🇦 CA
Front
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WJB / INMOTION PARTS Popular Fits: all 1989 Spectrum engines WS223220
🇺🇸 US 🇨🇦 CA
Front
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APEX Fits: all 1989 Spectrum engines ATC3001
🇺🇸 US 🇨🇦 CA
Front
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APEX Fits: all 1989 Spectrum engines ABS300
🇺🇸 US 🇨🇦 CA
Rear
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BECK/ARNLEY Fits: 1.5L L4 0523426
🇺🇸 US 🇨🇦 CA
FrontEngine Design: LC5
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CORTECO Fits: 1.5L L4 14273
🇺🇸 US 🇨🇦 CA
Front
Fitment notes — CORTECO 14273
Front
FrontFRONT OIL SEAL CRANKSHAFT 7, 9 Engine CODE
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CORTECO Fits: 1.5L L4 17198
🇺🇸 US 🇨🇦 CA
Seal Set9 Engine CODE 1 PC RUBBER BRG SEAL MOLDED RUBBER
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FEL-PRO Fits: all 1989 Spectrum engines TCS45702
🇺🇸 US 🇨🇦 CA
FrontCrankshaft Front Seal Set
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 1500109
🇺🇸 US 🇨🇦 CA
Rear
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ROL GASKETS Fits: 1.5L L4 TS11910
🇺🇸 US 🇨🇦 CA
Front Crank Seal Set
Fitment notes — ROL GASKETS TS11910
Front Crank Seal Set
Front Seal Set9 Engine CODE - FI
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SCHAEFFLER Fits: all 1989 Spectrum engines SS2340
🇺🇸 US 🇨🇦 CA
Front1.74" O.D. X 0.24" Width
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SKF Fits: all 1989 Spectrum engines 34120
🇺🇸 US 🇨🇦 CA
Rear
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This table covers the front and rear seals that keep oil in at the crankshaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Cylinder Head Gasket

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular Fits: 1.5L L4 0351797
🇺🇸 US 🇨🇦 CA
Head Gasket LC5 - Isuzu Engine
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FEL-PRO Popular Fits: all 1989 Spectrum engines 9436PT
🇺🇸 US 🇨🇦 CA
Permatorque
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ITM ENGINE COMPONENTS Popular Fits: 1.5L L4 Turbocharged 0941922
🇺🇸 US 🇨🇦 CA
Graphite Composite Head Gasket
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AJUSA Fits: all 1989 Spectrum engines 10031300
🇺🇸 US 🇨🇦 CA
78 Bore DiameterEngine 4XC1
Fitment notes — AJUSA 10031300
78 Bore DiameterEngine 4XC1
78 Bore DiameterEngine 4XC1T
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APEX Fits: all 1989 Spectrum engines AHG300
🇺🇸 US 🇨🇦 CA
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TOPLINE Fits: 1.5L L4 HDGIS3
🇺🇸 US 🇨🇦 CA
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VICTOR REINZ Fits: all 1989 Spectrum engines 611118400
🇺🇸 US 🇨🇦 CA
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This table covers the head gaskets that seal the block to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Cylinder Head Gasket Set

Brand Part Number Markets Notes Buy
APEX Popular Fits: all 1989 Spectrum engines AHS3000
🇺🇸 US 🇨🇦 CA
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FEL-PRO Popular Fits: all 1989 Spectrum engines HS9436PT
🇺🇸 US 🇨🇦 CA
Includes Permadry Molded Rubber Valve Cover Gasket(s), Valve Stem Seals
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AJUSA Fits: 1.5L L4 Turbocharged 52127300
🇺🇸 US 🇨🇦 CA
Engine 4XC1T
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BECK/ARNLEY Fits: 1.5L L4 0322748
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — BECK/ARNLEY 0322748
Set
LC5
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0911914
🇺🇸 US 🇨🇦 CA
Set
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OMNI 5 Fits: 1.5L L4 PWC11914
🇺🇸 US 🇨🇦 CA
8 Valves
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TOPLINE Fits: 1.5L L4 HSIS3
🇺🇸 US 🇨🇦 CA
Includes Valve Stem Seals
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VICTOR REINZ Fits: 1.5L L4 Turbocharged 021105901
🇺🇸 US 🇨🇦 CA
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This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.

Cylinder Head Plug

Brand Part Number Markets Notes Buy
DORMAN Fits: all 1989 Spectrum engines 555108
🇺🇸 US 🇨🇦 CA
Nominal Dia.: 5/8"Metric Dia.
Fitment notes — DORMAN 555108
Nominal Dia.: 5/8"Metric Dia.15.90mmSteelHeight: 0.220"Open End Dia.: 0.642"
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DORMAN Fits: all 1989 Spectrum engines 565100
🇺🇸 US 🇨🇦 CA
Nominal Dia.: 30mmMetric Dia.
Fitment notes — DORMAN 565100
Nominal Dia.: 30mmMetric Dia.30.25mmBrassHeight: 0.301"Open End Dia.: 1.196"
30.25mm Brass Cup
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This table covers the Cylinder Head plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes.

Cylinder Repair Sleeve

Brand Part Number Markets Notes Buy
MELLING Fits: all 1989 Spectrum engines CSL2216
🇺🇸 US 🇨🇦 CA
1/8 IN Wall Thickness
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MELLING Fits: all 1989 Spectrum engines CSL1116
🇺🇸 US 🇨🇦 CA
3/32 IN Wall Thickness
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This table covers the wear sleeves used to restore a Cylinder seal surface.

Engine Block Heater

Brand Part Number Markets Notes Buy
KAT'S HEATERS Fits: all 1989 Spectrum engines 11424
🇺🇸 US 🇨🇦 CA
Freeze Plug Heater
Fitment notes — KAT'S HEATERS 11424
Freeze Plug Heater
Threaded Electrical Plug End35mm400 WattsEasiest Mounting Location: Rear CenterElement Must Face 12 Oclock Position To Avoid Contact with Engine Wall
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KAT'S HEATERS Fits: all 1989 Spectrum engines 16400
🇺🇸 US 🇨🇦 CA
Lower Radiator Hose Heater
Fitment notes — KAT'S HEATERS 16400
Lower Radiator Hose Heater
1 in. Dia.400 Watts120 Volt
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This table covers the block heaters that warm the coolant or oil in cold weather.

Engine Kit Gasket Set

Brand Part Number Markets Notes Buy
AJUSA Fits: all 1989 Spectrum engines 50141300
🇺🇸 US 🇨🇦 CA
Engine 4XC1
Fitment notes — AJUSA 50141300
Engine 4XC1
Engine 4XC1T
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APEX Fits: all 1989 Spectrum engines AFS3000
🇺🇸 US 🇨🇦 CA
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ITM ENGINE COMPONENTS Fits: 1.5L L4 0901910
🇺🇸 US 🇨🇦 CA
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ITM ENGINE COMPONENTS Fits: 1.5L L4 Turbocharged 0901923
🇺🇸 US 🇨🇦 CA
with Engine Code 4XC1T Only
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TOPLINE Fits: 1.5L L4 CGSIS3
🇺🇸 US 🇨🇦 CA
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This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.

Exhaust Valve

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular Fits: all 1989 Spectrum engines 0213289
🇺🇸 US 🇨🇦 CA
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ITM ENGINE COMPONENTS Fits: 1.5L L4 RX35080
🇺🇸 US 🇨🇦 CA
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ITM ENGINE COMPONENTS Fits: 1.5L L4 Turbocharged RX35032
🇺🇸 US 🇨🇦 CA
turbocharged
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QUALCAST Fits: all 1989 Spectrum engines 1010104
🇺🇸 US 🇨🇦 CA
1.220 Head Diameter. 0.274 Stem
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SEALED POWER Fits: 1.5L L4 V2336
🇺🇸 US 🇨🇦 CA
Chrome Plated StemSize
Fitment notes — SEALED POWER V2336
Chrome Plated StemSize1.2200" Head Diameter.0.2740" Stem DIA.4.1400" O.A.L.45 Degree Face Angle
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TOPLINE Fits: all 1989 Spectrum engines EVIS3
🇺🇸 US 🇨🇦 CA
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This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.

Expansion Plug

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: all 1989 Spectrum engines 555093
🇺🇸 US 🇨🇦 CA
SteelNominal Dia.: 35.21mm
Fitment notes — DORMAN 555093
SteelNominal Dia.: 35.21mmMetric Dia.35.21mmHeight: 0.380"Open End Dia.: 1.396"
35 mm
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DORMAN Fits: all 1989 Spectrum engines 565093
🇺🇸 US 🇨🇦 CA
Nominal Dia.: 35.21mmMetric Dia.
Fitment notes — DORMAN 565093
Nominal Dia.: 35.21mmMetric Dia.35.21mmBrassHeight: 0.380"Open End Dia.: 1.393"
35.21mm Brass Cup
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QUALCAST Fits: all 1989 Spectrum engines 970214
🇺🇸 US 🇨🇦 CA
Steel
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QUALCAST Fits: all 1989 Spectrum engines 970214B
🇺🇸 US 🇨🇦 CA
Brass
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TOPLINE Fits: all 1989 Spectrum engines EPSC11
🇺🇸 US 🇨🇦 CA
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This table covers the Expansion plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes.

Intake Manifold Gasket

Brand Part Number Markets Notes Buy
FEL-PRO Popular Fits: all 1989 Spectrum engines MS93261
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — FEL-PRO MS93261
Set
Lower
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MAHLE / CLEVITE Popular Fits: all 1989 Spectrum engines MS15399
🇺🇸 US 🇨🇦 CA
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APEX Fits: all 1989 Spectrum engines AMS3000
🇺🇸 US 🇨🇦 CA
Set
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BECK/ARNLEY Fits: 1.5L L4 0374655
🇺🇸 US 🇨🇦 CA
INT Manifold Gasket LC5 - Isuzu Engine
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0951925
🇺🇸 US 🇨🇦 CA
with Engine Code 4XC1 Only
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ITM ENGINE COMPONENTS Fits: 1.5L L4 Turbocharged 0951942
🇺🇸 US 🇨🇦 CA
with Engine Code 4XC1T Only
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OMNI 5 Fits: 1.5L L4 PWC51925
🇺🇸 US 🇨🇦 CA
Engine CODE 4XC1 ONLY
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This table covers the gaskets between the intake manifold and the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Intake Valve

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular Fits: all 1989 Spectrum engines 0213288
🇺🇸 US 🇨🇦 CA
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SEALED POWER Popular Fits: all 1989 Spectrum engines V2337
🇺🇸 US 🇨🇦 CA
Chrome Plated StemSize
Fitment notes — SEALED POWER V2337
Chrome Plated StemSize1.4150" Head Diameter.0.2742" Stem Diameter4.1400" O.A.L.45 Degree Face Angle
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines RV35080
🇺🇸 US 🇨🇦 CA
Non-Turbo
Fitment notes — ITM ENGINE COMPONENTS RV35080
Non-Turbo
Fits:
Non-Turboor turbocharged
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MELLING Fits: 1.5L L4 V5105
🇺🇸 US 🇨🇦 CA
Head Diameter 1.415Isuzu Engine
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QUALCAST Fits: all 1989 Spectrum engines 1010105
🇺🇸 US 🇨🇦 CA
1.415 Head Diameter 0.274 Stem
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TOPLINE Fits: all 1989 Spectrum engines IVIS3
🇺🇸 US 🇨🇦 CA
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This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.

Motor Mount

Brand Part Number Markets Notes Buy
DEA / MARMON RIDE CONTROL Popular Fits: 1.5L L4 A6860
🇺🇸 US 🇨🇦 CA
Front Right
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DEA / MARMON RIDE CONTROL Popular Fits: 1.5L L4 Turbocharged A6851
🇺🇸 US 🇨🇦 CA
Front
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ANCHOR Fits: 1.5L L4 8826
🇺🇸 US 🇨🇦 CA
Rear
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ANCHOR Fits: 1.5L L4 Turbocharged 8439
🇺🇸 US 🇨🇦 CA
Right
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ANCHOR Fits: 1.5L L4 Turbocharged 8976
🇺🇸 US 🇨🇦 CA
Rear
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DEA / MARMON RIDE CONTROL Fits: 1.5L L4 A6861
🇺🇸 US 🇨🇦 CA
FrontManual trans.
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PIONEER Fits: 1.5L L4 628439
🇺🇸 US 🇨🇦 CA
Front Right
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WESTAR Fits: all 1989 Spectrum engines EM8439
🇺🇸 US 🇨🇦 CA
Front Right
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WESTAR Fits: 1.5L L4 Turbocharged EM8442
🇺🇸 US 🇨🇦 CA
Front
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This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.

Oil

Summary: Notes list SAE 5W-30 and SAE 10W-30. Confirm the engine and the weight on the filler cap before you buy. Both engines share the same viscosities. Replacement brands in this table include MOBIL and VALVOLINE.

Full Synthetic

Brand Part Number Markets Notes Buy
MOBIL Popular Fits: all 1989 Spectrum engines 125195
🇺🇸 US 🇨🇦 CA
Full Synthetic 5W-30Mobil Full Synthetic
Fitment notes — MOBIL 125195
Full Synthetic 5W-30Mobil Full SyntheticSAE 5W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 122319
🇺🇸 US 🇨🇦 CA
10W-30Mobil 1 Advanced
Fitment notes — MOBIL 122319
10W-30Mobil 1 AdvancedFull SyntheticSAE 10W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 124315
🇺🇸 US 🇨🇦 CA
5W-30Mobil 1 Advanced
Fitment notes — MOBIL 124315
5W-30Mobil 1 AdvancedFull SyntheticSAE 5W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 102990
🇺🇸 US 🇨🇦 CA
Extended Performance 10W-30Mobil 1 Extended Performance
Fitment notes — MOBIL 102990
Extended Performance 10W-30Mobil 1 Extended PerformanceFull SyntheticSAE 10W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 112627
🇺🇸 US 🇨🇦 CA
Extended Performance 5W-30Mobil 1 Extended Performance
Fitment notes — MOBIL 112627
Extended Performance 5W-30Mobil 1 Extended PerformanceFull SyntheticSAE 5W-301 Quart
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VALVOLINE Fits: all 1989 Spectrum engines VV955
🇺🇸 US 🇨🇦 CA
Advanced Protection Full Synthetic SAE 5W-301 Quart
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VALVOLINE Fits: all 1989 Spectrum engines 881164
🇺🇸 US 🇨🇦 CA
Advanced Protection Full Synthetic SAE 5W-30Easy Pour 5 Quart
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High Mileage (>75,000 Miles)

Brand Part Number Markets Notes Buy
VALVOLINE Popular Fits: all 1989 Spectrum engines VV1556
🇺🇸 US 🇨🇦 CA
Max Life High Mileage Synthetic Blend SAE 5W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 125201
🇺🇸 US 🇨🇦 CA
Full Synthetic High Mileage 5W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 103535
🇺🇸 US 🇨🇦 CA
High Mileage 10W-30Mobil 1 High Mileage
Fitment notes — MOBIL 103535
High Mileage 10W-30Mobil 1 High MileageFull SyntheticSAE 10W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 103767
🇺🇸 US 🇨🇦 CA
High Mileage 5W-30Mobil 1 High Mileage
Fitment notes — MOBIL 103767
High Mileage 5W-30Mobil 1 High MileageFull SyntheticSAE 5W-301 Quart
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MOBIL Fits: all 1989 Spectrum engines 123842
🇺🇸 US 🇨🇦 CA
Extended Performance High Mileage 5W-30Synthetic
Fitment notes — MOBIL 123842
Extended Performance High Mileage 5W-30Synthetic1 Quart
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VALVOLINE Fits: all 1989 Spectrum engines VV179
🇺🇸 US 🇨🇦 CA
Full Synthetic High Mileage with Max Life Technology SAE 5W-301 Quart
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VALVOLINE Fits: all 1989 Spectrum engines 881163
🇺🇸 US 🇨🇦 CA
Max Life High Mileage Synthetic Blend SAE 5W-30Easy Pour 5 Quart
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VALVOLINE Fits: all 1989 Spectrum engines 881169
🇺🇸 US 🇨🇦 CA
Full Synthetic High Mileage with Max Life Technology SAE 5W-30Easy Pour 5 Quart
View on
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Synthetic Blend

Brand Part Number Markets Notes Buy
MOBIL Popular Fits: all 1989 Spectrum engines 124406
🇺🇸 US 🇨🇦 CA
Super 10W-30Mobil Super
Fitment notes — MOBIL 124406
Super 10W-30Mobil SuperSynthetic BlendSAE 10W-305 Quart
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MOBIL Popular Fits: all 1989 Spectrum engines 124407
🇺🇸 US 🇨🇦 CA
Super 5W-30Mobil Super
Fitment notes — MOBIL 124407
Super 5W-30Mobil SuperSynthetic BlendSAE 5W-305 Quart
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VALVOLINE Fits: all 1989 Spectrum engines 797975
🇺🇸 US 🇨🇦 CA
Daily Protection SAE 5W-30 Synthetic Blend1 Quart
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VALVOLINE Fits: all 1989 Spectrum engines 881159
🇺🇸 US 🇨🇦 CA
Daily Protection SAE 5W-30 Synthetic BlendEasy Pour 5 Quart
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This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable.

Oil Drain Plug

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: all 1989 Spectrum engines 090053
🇺🇸 US 🇨🇦 CA
MetalPilot Point
Fitment notes — DORMAN 090053
MetalPilot PointM14-1.50Head Size 16MM
M14 x 1.50 Thread
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AGS Fits: all 1989 Spectrum engines ODP00007
🇺🇸 US 🇨🇦 CA
M14x1.50
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DORMAN Fits: all 1989 Spectrum engines 090033
🇺🇸 US 🇨🇦 CA
StandardM14-1.50
Fitment notes — DORMAN 090033
StandardM14-1.50Head Size 17MM
.551" LengthM14 x 1.50 Thread
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DORMAN Fits: all 1989 Spectrum engines 092020
🇺🇸 US 🇨🇦 CA
Thread Size: M14-1.50Twist Style
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SKP Fits: all 1989 Spectrum engines SK090053CD
🇺🇸 US 🇨🇦 CA
Metal
Fitment notes — SKP SK090053CD
Metal
Fits:
M14 x 1.50 Threador 16 MM HeadPilot PointShank Length: 0.85"or Multi-Fit
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This table covers the drain plugs in the oil pan.

Oil Drain Plug Gasket

Brand Part Number Markets Notes Buy
AJUSA Fits: all 1989 Spectrum engines 21012700
🇺🇸 US 🇨🇦 CA
Engine 4XC1
Fitment notes — AJUSA 21012700
Engine 4XC1
Engine 4XC1T
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DORMAN Fits: all 1989 Spectrum engines 097026
🇺🇸 US 🇨🇦 CA
Size1/2" DO, 9"/16", M14
Fitment notes — DORMAN 097026
Size1/2" DO, 9"/16", M14Inside Dia: 0.578"/14.68mmOutside Dia.: 0.812"/20.62mmThickness: 0.093"/2.36mm
M14-1.50 Thread
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DORMAN Fits: all 1989 Spectrum engines 097135
🇺🇸 US 🇨🇦 CA
SizeM14, 9/16"
Fitment notes — DORMAN 097135
SizeM14, 9/16"Inside Dia: 0.56"/14.2mmOutside Dia.: 0.79"/20mmThickness: 0.06"/1.5mm
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This table covers the crush washers and gaskets under the oil drain plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Oil Filler Cap

Brand Part Number Markets Notes Buy
MOTORAD Fits: all 1989 Spectrum engines MO101
🇺🇸 US 🇨🇦 CA
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This table covers the caps on the oil filler neck.

Oil Filter

Economy

Brand Part Number Markets Notes Buy
BOSCH Fits: all 1989 Spectrum engines 72228WS
🇺🇸 US 🇨🇦 CA
Workshop Oil Filter
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FRAM Fits: 1.5L L4 FE9688
🇺🇸 US 🇨🇦 CA
Spin-OnTough Guard or Synthetic Endurance
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FVP Fits: all 1989 Spectrum engines R1334A
🇺🇸 US 🇨🇦 CA
Spin-On Filter
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PRO-TEC Fits: all 1989 Spectrum engines PXL51334
🇺🇸 US 🇨🇦 CA
Spin-On Filter
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VARIOUS MFR Fits: all 1989 Spectrum engines PG4459
🇺🇸 US 🇨🇦 CA
View on
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High Performance / Heavy Duty

Brand Part Number Markets Notes Buy
WIX Popular Fits: all 1989 Spectrum engines 51334XP
🇺🇸 US 🇨🇦 CA
XP Extreme DutyBest for Synthetic Motor Oils
Fitment notes — WIX 51334XP
XP Extreme DutyBest for Synthetic Motor OilsSpin-On Filter
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MOBIL Fits: all 1989 Spectrum engines M1104A
🇺🇸 US 🇨🇦 CA
Extended Performance
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Standard Replacement

Brand Part Number Markets Notes Buy
BOSCH Popular Fits: all 1989 Spectrum engines 3312
🇺🇸 US 🇨🇦 CA
Premium Oil FilterConnection Size: M20X1.5
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DENSO Popular Fits: all 1989 Spectrum engines 1502043
🇺🇸 US 🇨🇦 CA
Engine Oil Filter or FTF Engine Oil Filter
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WIX Popular Fits: all 1989 Spectrum engines 51334
🇺🇸 US 🇨🇦 CA
Bypass Relief Valve Setting: 8-11 PSISpin-On Filter
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ACDELCO Fits: all 1989 Spectrum engines PF1127
🇺🇸 US 🇨🇦 CA
GM Original EquipmentGasket Inner Diameter (mm): 54.6mm
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ACDELCO Fits: all 1989 Spectrum engines PF661
🇺🇸 US 🇨🇦 CA
Gold / ProfessionalSpin-On
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BECK/ARNLEY Fits: 1.5L L4 0418163
🇺🇸 US 🇨🇦 CA
View on
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HASTINGS / BALDWIN Fits: all 1989 Spectrum engines LF402
🇺🇸 US 🇨🇦 CA
Spin-On
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MAHLE / CLEVITE Fits: all 1989 Spectrum engines OC1673
🇺🇸 US 🇨🇦 CA
Spin-On
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MOTORCRAFT Fits: all 1989 Spectrum engines FL810A
🇺🇸 US 🇨🇦 CA
View on
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VARIOUS MFR Fits: all 1989 Spectrum engines PG4459EX
🇺🇸 US 🇨🇦 CA
Extended Life
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This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive.

Oil Pan Gasket

Brand Part Number Markets Notes Buy
FEL-PRO Popular Fits: all 1989 Spectrum engines OS30539C
🇺🇸 US 🇨🇦 CA
View on
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AJUSA Fits: 1.5L L4 Turbocharged 14023800
🇺🇸 US 🇨🇦 CA
Engine 4XC1T
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APEX Fits: all 1989 Spectrum engines AOP300
🇺🇸 US 🇨🇦 CA
View on
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BECK/ARNLEY Fits: 1.5L L4 0340771
🇺🇸 US 🇨🇦 CA
Oil Pan Gasket LC5 - ISUZU Engine
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0991910
🇺🇸 US 🇨🇦 CA
Non-Turbo
Fitment notes — ITM ENGINE COMPONENTS 0991910
Non-Turbo
Fits:
Non-Turboor turbocharged
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VICTOR REINZ Fits: all 1989 Spectrum engines 101039901
🇺🇸 US 🇨🇦 CA
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This table covers the gaskets between the oil pan and the block. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Oil Pump

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 057850
🇺🇸 US 🇨🇦 CA
Non-Turbo
Fitment notes — ITM ENGINE COMPONENTS 057850
Non-Turbo
Fits:
Non-Turboor turbocharged
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TOPLINE Fits: all 1989 Spectrum engines OPIS3
🇺🇸 US 🇨🇦 CA
Kit
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This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit.

Oil Pump Repair Sleeve

Brand Part Number Markets Notes Buy
SCHAEFFLER Fits: all 1989 Spectrum engines SR3467
🇺🇸 US 🇨🇦 CA
11.13 mm Width38.1 mm Outside Diameter
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TIMKEN Fits: all 1989 Spectrum engines KWK99128
🇺🇸 US 🇨🇦 CA
Kwik-Sleeve
Fitment notes — TIMKEN KWK99128
Kwik-Sleeve
Optional Repair Sleeve
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This table covers the wear sleeves used to restore a Oil Pump seal surface.

Oil Pump Seal

Brand Part Number Markets Notes Buy
NATIONAL Popular Fits: all 1989 Spectrum engines 224020
🇺🇸 US 🇨🇦 CA
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WJB / INMOTION PARTS Popular Fits: all 1989 Spectrum engines WS224020
🇺🇸 US 🇨🇦 CA
View on
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BCA Fits: all 1989 Spectrum engines NS224020
🇺🇸 US 🇨🇦 CA
View on
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JAPANESE OE Fits: all 1989 Spectrum engines KJ113195
🇺🇸 US 🇨🇦 CA
KP
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SCHAEFFLER Fits: all 1989 Spectrum engines SS2344
🇺🇸 US 🇨🇦 CA
6 MM Width46.14 mm Outside Diameter
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TIMKEN Fits: all 1989 Spectrum engines 223235
🇺🇸 US 🇨🇦 CA
View on
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This table covers the seals at the Oil Pump. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Piston

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines RY6493
🇺🇸 US 🇨🇦 CA
Compression Ratio 9.6:1-77mm
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TOPLINE Fits: 1.5L L4 PAIS3
🇺🇸 US 🇨🇦 CA
Includes Rings
Fitment notes — TOPLINE PAIS3
Includes Rings
Heavy duty 3-ring piston
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TOPLINE Fits: 1.5L L4 Turbocharged PAIS3T
🇺🇸 US 🇨🇦 CA
with Rings
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This table covers the pistons that travel in each cylinder. Typical signs include knock, blow-by, or a cylinder that will not hold compression. Piston work is a short-block job. Match bore, pin and ring pack in the notes — not the photo.

Piston Ring

Premium

Brand Part Number Markets Notes Buy
HASTINGS MANUFACTURING Fits: all 1989 Spectrum engines 2M4241
🇺🇸 US 🇨🇦 CA
Full SetPlasma Moly Top Ring
Fitment notes — HASTINGS MANUFACTURING 2M4241
Full SetPlasma Moly Top RingTop Groove: 1.50 mm1ST Oil Groove: 1.50 mmfor 2 Ring Piston2nd Oil Groove: 2.80 mm
Engine. Bore (Metric): 77.00 mm
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HASTINGS MANUFACTURING Fits: all 1989 Spectrum engines 2M4241S
🇺🇸 US 🇨🇦 CA
Plasma Moly Top Ring1 Cylinder Set
Fitment notes — HASTINGS MANUFACTURING 2M4241S
Plasma Moly Top Ring1 Cylinder SetFor 2 Ring Piston
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Standard Replacement

Brand Part Number Markets Notes Buy
HASTINGS MANUFACTURING Popular Fits: all 1989 Spectrum engines 2C4646
🇺🇸 US 🇨🇦 CA
Full SetTop Groove: 1.20 mm
Fitment notes — HASTINGS MANUFACTURING 2C4646
Full SetTop Groove: 1.20 mm2nd Groove: 1.20 mm1ST Oil Groove: 2.80 mmTop Ring Surface Treatment: Chrome
Engine. Bore (in.): 3.031
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ITM ENGINE COMPONENTS Popular Fits: 1.5L L4 0216154
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — ITM ENGINE COMPONENTS 0216154
Set
1.5 X 2.8mm
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HASTINGS MANUFACTURING Fits: all 1989 Spectrum engines 2C4646S
🇺🇸 US 🇨🇦 CA
Chrome Top Ring1 Cylinder Set
Fitment notes — HASTINGS MANUFACTURING 2C4646S
Chrome Top Ring1 Cylinder SetFor 2 Ring Piston
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HASTINGS MANUFACTURING Fits: all 1989 Spectrum engines 4241
🇺🇸 US 🇨🇦 CA
Full SetPlain Cast Top Ring
Fitment notes — HASTINGS MANUFACTURING 4241
Full SetPlain Cast Top RingTop Groove: 1.50 mm1ST Oil Groove: 1.50 mmfor 2 Ring Piston2nd Oil Groove: 2.80 mmTop Ring Surface Treatment: Phosphate
Engine. Bore (Metric): 77.00 mm
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HASTINGS MANUFACTURING Fits: all 1989 Spectrum engines 4241S
🇺🇸 US 🇨🇦 CA
1 Cylinder SetFor 2 Ring Piston
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ITM ENGINE COMPONENTS Fits: 1.5L L4 Turbocharged 0216406
🇺🇸 US 🇨🇦 CA
1.2 X 1.2 X 2.8mmSet
Fitment notes — ITM ENGINE COMPONENTS 0216406
1.2 X 1.2 X 2.8mmSet
(Size: Standard)
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TOPLINE Fits: 1.5L L4 RSIS3
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — TOPLINE RSIS3
Set
(2-Ring for OEM)
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This table covers the rings that seal each piston to the cylinder wall.

Rocker Arm

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0566226
🇺🇸 US 🇨🇦 CA
Non-Turbo
Fitment notes — ITM ENGINE COMPONENTS 0566226
Non-Turbo
Fits:
Non-Turboor turbocharged
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TOPLINE Fits: all 1989 Spectrum engines RAIS3
🇺🇸 US 🇨🇦 CA
View on
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This table covers the rocker arms that transfer cam motion to the valves.

Rocker Arm Shaft

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0568166
🇺🇸 US 🇨🇦 CA
Exhaust
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0568167
🇺🇸 US 🇨🇦 CA
Intake
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TOPLINE Fits: all 1989 Spectrum engines RASEIS3
🇺🇸 US 🇨🇦 CA
Exhaust
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TOPLINE Fits: all 1989 Spectrum engines RASIIS3
🇺🇸 US 🇨🇦 CA
Intake
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This table covers the Rocker Arm shafts.

Thrust Washer

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 1T1003
🇺🇸 US 🇨🇦 CA
Base (Size: Standard)
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This table covers the Thrust washers.

Timing Belt

Economy

Brand Part Number Markets Notes Buy
CLOYES Popular Fits: all 1989 Spectrum engines B162
🇺🇸 US 🇨🇦 CA
Camshaft
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CONTINENTAL Fits: all 1989 Spectrum engines CD162
🇺🇸 US 🇨🇦 CA
Mileage Maker
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 4126
🇺🇸 US 🇨🇦 CA
View on
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Standard Replacement

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular Fits: 1.5L L4 0260222
🇺🇸 US 🇨🇦 CA
Engine Design: LC5
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SEALED POWER Fits: all 1989 Spectrum engines 222B162
🇺🇸 US 🇨🇦 CA
Interference Engine.
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TOPLINE Fits: all 1989 Spectrum engines TBIS3
🇺🇸 US 🇨🇦 CA
View on
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This table covers the Timing belts. Typical signs include squeal on cold start, cracked ribs, or glazing. Spin the tensioner and idlers by hand while the belt is off.

Timing Belt & Component Kit

Brand Part Number Markets Notes Buy
GMB Fits: all 1989 Spectrum engines 24400162
🇺🇸 US 🇨🇦 CA
with High Temperature Belt
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GMB Fits: all 1989 Spectrum engines 24450118
🇺🇸 US 🇨🇦 CA
with Standard Temperature Belt
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GMB Fits: all 1989 Spectrum engines 34400162
🇺🇸 US 🇨🇦 CA
Includes Water Pump
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US MOTOR WORKS Fits: all 1989 Spectrum engines USTK162
🇺🇸 US 🇨🇦 CA
View on
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This table covers the Timing Belt & component kits.

Timing Belt Pulley

Brand Part Number Markets Notes Buy
BECK/ARNLEY Fits: 1.5L L4 0241049
🇺🇸 US 🇨🇦 CA
Engine Design: LC5
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This table covers the Timing Belt pulleys. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.

Timing Belt Tensioner

Brand Part Number Markets Notes Buy
GMB Popular Fits: all 1989 Spectrum engines 4409430
🇺🇸 US 🇨🇦 CA
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CLOYES Fits: all 1989 Spectrum engines 95134
🇺🇸 US 🇨🇦 CA
Front
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INA Fits: all 1989 Spectrum engines ZT9134
🇺🇸 US 🇨🇦 CA
View on
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S.A. GEAR Fits: all 1989 Spectrum engines 9134
🇺🇸 US 🇨🇦 CA
View on
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TOPLINE Fits: all 1989 Spectrum engines BTIS3
🇺🇸 US 🇨🇦 CA
View on
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This table covers the Timing Belt tensioners. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage.

Timing Cam Sprocket

Brand Part Number Markets Notes Buy
CLOYES Fits: all 1989 Spectrum engines S626
🇺🇸 US 🇨🇦 CA
FrontTeeth: 46
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INA Fits: all 1989 Spectrum engines ZSS626
🇺🇸 US 🇨🇦 CA
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 50509
🇺🇸 US 🇨🇦 CA
Base
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This table covers the Timing Cam sprockets.

Timing Chain Tensioner

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 60197
🇺🇸 US 🇨🇦 CA
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This table covers the tensioners that keep the timing chain taut. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage.

Timing Cover Repair Sleeve

Brand Part Number Markets Notes Buy
SKF Fits: all 1989 Spectrum engines 99128
🇺🇸 US 🇨🇦 CA
Shaft Diameter: 1.260 In
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This table covers the wear sleeves used to restore a Timing Cover seal surface.

Timing Cover Seal

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 1500108
🇺🇸 US 🇨🇦 CA
CS
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 1500120
🇺🇸 US 🇨🇦 CA
TC/Oil Pump
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SKF Fits: all 1989 Spectrum engines 12706
🇺🇸 US 🇨🇦 CA
View on
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This table covers the seals at the Timing Cover. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Timing Crank Sprocket

Brand Part Number Markets Notes Buy
CLOYES Fits: all 1989 Spectrum engines S641
🇺🇸 US 🇨🇦 CA
OuterAdjustable: No
Fitment notes — CLOYES S641
OuterAdjustable: NoChain Rows: Single BeltThrust Bearing Included: N/ATeeth: 23
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INA Fits: all 1989 Spectrum engines ZSS641
🇺🇸 US 🇨🇦 CA
View on
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 50510
🇺🇸 US 🇨🇦 CA
Base
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S.A. GEAR Fits: all 1989 Spectrum engines S641
🇺🇸 US 🇨🇦 CA
View on
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This table covers the crankshaft sprockets that drive the timing chain or belt.

Torque Strut Mount

Brand Part Number Markets Notes Buy
ANCHOR Fits: 1.5L L4 8438
🇺🇸 US 🇨🇦 CA
Rear UpperTube Only
Fitment notes — ANCHOR 8438
Rear UpperTube OnlyBushings Not Included in Arm
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DEA / MARMON RIDE CONTROL Fits: all 1989 Spectrum engines A6865
🇺🇸 US 🇨🇦 CA
Front LeftSolid
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PIONEER Fits: all 1989 Spectrum engines 658438
🇺🇸 US 🇨🇦 CA
Front Left
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This table covers the Torque Strut mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.

Turbocharger Gasket

Brand Part Number Markets Notes Buy
AJUSA Fits: 1.5L L4 Turbocharged JTC11395
🇺🇸 US 🇨🇦 CA
Mounting Gasket Set
Fitment notes — AJUSA JTC11395
Mounting Gasket Set
Engine 4XC1T
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This table covers the gaskets that seal the Turbocharger. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Valve Cover Gasket

Brand Part Number Markets Notes Buy
FEL-PRO Popular Fits: all 1989 Spectrum engines VS50291R1
🇺🇸 US 🇨🇦 CA
Permadry Molded RubberIncludes Valve Cover Grommets
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FEL-PRO Popular Fits: all 1989 Spectrum engines VS50291R
🇺🇸 US 🇨🇦 CA
Includes Permadry molded rubber gasketValve Cover Grommets Not Included
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OMNI 5 Popular Fits: 1.5L L4 PWC31910
🇺🇸 US 🇨🇦 CA
Set
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APEX Fits: all 1989 Spectrum engines AVC300
🇺🇸 US 🇨🇦 CA
Does Not Include Grommets
View on
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APEX Fits: all 1989 Spectrum engines AVC300S
🇺🇸 US 🇨🇦 CA
Includes Grommets
View on
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BECK/ARNLEY Fits: 1.5L L4 0361300
🇺🇸 US 🇨🇦 CA
LC5
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 0931910
🇺🇸 US 🇨🇦 CA
View on
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MAHLE / CLEVITE Fits: all 1989 Spectrum engines VS50003
🇺🇸 US 🇨🇦 CA
Molded Rubber
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ROL GASKETS Fits: 1.5L L4 VS965
🇺🇸 US 🇨🇦 CA
Valve Cover Gasket SetRUBBER - 9 Engine CODE - FI
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This table covers the gaskets that seal the valve cover to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Valve Cover Grommet

Brand Part Number Markets Notes Buy
APEX Fits: all 1989 Spectrum engines AES300
🇺🇸 US 🇨🇦 CA
Set
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DORMAN Fits: 1.5L L4 Turbocharged 42502
🇺🇸 US 🇨🇦 CA
View on
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FEL-PRO Fits: all 1989 Spectrum engines ES70338
🇺🇸 US 🇨🇦 CA
SOHC engineGrommet Set
Fitment notes — FEL-PRO ES70338
SOHC engineGrommet SetValve Cover
SOHC Turbo engineGrommet SetValve Cover
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This table covers the Valve Cover grommets.

Valve Guide

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Popular Fits: all 1989 Spectrum engines VG1093CI
🇺🇸 US 🇨🇦 CA
Cast Iron
Fitment notes — ITM ENGINE COMPONENTS VG1093CI
Cast Iron
Intake
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines VG1094CI
🇺🇸 US 🇨🇦 CA
Cast Iron
Fitment notes — ITM ENGINE COMPONENTS VG1094CI
Cast Iron
Exhaust
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines VG1093BR
🇺🇸 US 🇨🇦 CA
Bronze
Fitment notes — ITM ENGINE COMPONENTS VG1093BR
Bronze
Intake
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines VG1094BR
🇺🇸 US 🇨🇦 CA
Bronze
Fitment notes — ITM ENGINE COMPONENTS VG1094BR
Bronze
Exhaust
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QUALCAST Fits: all 1989 Spectrum engines 308014
🇺🇸 US
Intake1.695 OAL. 0.455 O.D.
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This table covers the pressed-in bronze and cast-iron guides that align valve stems. Typical signs include oil smoke on startup, a guide that has gone oval, or a valve that no longer seats quietly. Guides are a machine-shop fit. Confirm stem diameter in the notes before ordering.

Valve Seat

Brand Part Number Markets Notes Buy
QUALCAST Fits: all 1989 Spectrum engines 21131261
🇺🇸 US
Exhaust1.060T I.D. 1-5/16 O.D. 0.275 Depth
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QUALCAST Fits: all 1989 Spectrum engines 21156270
🇺🇸 US
Intake1.180T I.D. 1-9/16 O.D. 0.305 Depth
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SEALED POWER Fits: 1.5L L4 245131261
🇺🇸 US 🇨🇦 CA
Exhaust Valve Seat K, 7, 9 Engine CodeSOHC
Fitment notes — SEALED POWER 245131261
Exhaust Valve Seat K, 7, 9 Engine CodeSOHCISUZU, OD-1.320
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This table covers the Valve seats.

Valve Spring

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines VS1224
🇺🇸 US 🇨🇦 CA
Intake
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This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats.

Valve Spring Retainer

Brand Part Number Markets Notes Buy
ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines 051256
🇺🇸 US 🇨🇦 CA
Non-Turbo
Fitment notes — ITM ENGINE COMPONENTS 051256
Non-Turbo
Fits:
Non-Turboor turbocharged
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This table covers the Valve Spring retainers.

Valve Spring Retainer Keeper

Brand Part Number Markets Notes Buy
QUALCAST Fits: all 1989 Spectrum engines 345001
🇺🇸 US 🇨🇦 CA
1 Round Groove
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SBI Fits: all 1989 Spectrum engines 1211048
🇺🇸 US 🇨🇦 CA
Intake and Exhaust0.2980 Length
Fitment notes — SBI 1211048
Intake and Exhaust0.2980 Length1 Round bead type0.2640 I.D.
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This table covers the keepers that lock each valve-spring retainer to the stem.

Valve Stem Seal

Brand Part Number Markets Notes Buy
FEL-PRO Popular Fits: all 1989 Spectrum engines SS72678
🇺🇸 US 🇨🇦 CA
Set
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QUALCAST Popular Fits: all 1989 Spectrum engines 3898045
🇺🇸 US 🇨🇦 CA
Guide Inside Diameter (In): 0.450Guide Inside Diameter (mm): 11.43
Fitment notes — QUALCAST 3898045
Guide Inside Diameter (In): 0.450Guide Inside Diameter (mm): 11.43
Viton Metal Clad
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APEX Fits: all 1989 Spectrum engines AVS3000
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — APEX AVS3000
Set
Intake and Exhaust
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ITM ENGINE COMPONENTS Fits: all 1989 Spectrum engines SS294
🇺🇸 US 🇨🇦 CA
Set
Fitment notes — ITM ENGINE COMPONENTS SS294
Set
Intake and Exhaust
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MAHLE / CLEVITE Fits: all 1989 Spectrum engines B45571
🇺🇸 US 🇨🇦 CA
Fits Exhaustor Intake
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SBI Fits: all 1989 Spectrum engines 1221130
🇺🇸 US 🇨🇦 CA
Intake and ExhaustViton Material
Fitment notes — SBI 1221130
Intake and ExhaustViton MaterialPositive TypeMetal Clad Style7 mm Nominal Stem Diameter
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TOPLINE Fits: all 1989 Spectrum engines VSSIS3
🇺🇸 US 🇨🇦 CA
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This table covers the seals on each valve stem that control oil into the guides. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Buying Engine Parts for a 1989 Geo Spectrum

On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.

  • Match the engine first. Some engine parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Oil and Oil Filter .

Frequently Asked Questions

How many engine parts fit the 1989 Geo Spectrum?

Our catalog currently lists 251 engine parts for the 1989 Geo Spectrum across 55 subcategories and 52 brands, covering both the 1.5L L4 and the 1.5L L4 Turbocharged. Each part is matched to the engine(s) it fits.

Do engine parts differ between 1989 Geo Spectrum engines?

Some do. 198 parts fit every engine; the other 53 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of engine problems on a 1989 Geo Spectrum?

Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What oil viscosity is listed for the 1989 Geo Spectrum?

Oil rows on this page include SAE 5W-30 and SAE 10W-30. Confirm the engine and the weight on the filler cap before you buy — high-mileage and standard fills can differ.

What should I replace at the same time?

Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1989 Geo Spectrum was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 1989 Geo Spectrum?

First match the engine — each row shows which engine(s) the part fits. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 1989 Geo Spectrum

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.