120 Engine parts are listed for the 1976 Checker Marathon, in 32 part types, covering both the 4.1L 250cid L6 and the 5.7L 350cid V8. Each one has a brand, a manufacturer part number and notes that say where it fits.
The engine on the 1976 Checker Marathon covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. The largest groups are Crankshaft Seal (13 parts), Oil Filter (9 parts) and Timing Cam Sprocket (7 parts). The other 29 part types cover the remaining 91 parts.
The 1976 Checker Marathon was sold with both the 4.1L 250cid L6 and the 5.7L 350cid V8. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
28 brands supply engine parts for the 1976 Checker Marathon, led by MAHLE / CLEVITE (22 parts), VICTOR REINZ (20 parts) and FEL-PRO (18 parts), plus 25 more brands. Quality grades include Standard Replacement, Economy and High Performance / Heavy Duty.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1976 Checker Marathon. 20 parts have it, including FEL-PRO BS118291 (Crankshaft Seal) and FEL-PRO HS8006PT1 (Cylinder Head Gasket Set). Each part number opens a page with every vehicle that part fits.
Camshaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND Fits: 4.1L 250cid L6 | CH11 | 🇺🇸 US 🇨🇦 CA | Late Models | View on Amazon |
| DURA-BOND Fits: 4.1L 250cid L6 | CH11B | 🇺🇸 US 🇨🇦 CA | (Special Oil Control Set with OD Groove) | View on Amazon |
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.
DURA-BOND supplies both parts for the 1976 Checker Marathon.
Listed part numbers: DURA-BOND CH11 and DURA-BOND CH11B.
Connecting Rod Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KING ENGINE BEARINGS Fits: 4.1L 250cid L6 | CR624SI | 🇺🇸 US 🇨🇦 CA | SetBimetal (Aluminum Silicon Base) | View on Amazon |
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.
One part is listed for the 1976 Checker Marathon — KING ENGINE BEARINGS CR624SI.
Connecting Rod Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ARP Fits: 4.1L 250cid L6 | 1346001 | 🇺🇸 US 🇨🇦 CA | Small Journal 11/32" | View on Amazon |
This table covers the Connecting Rod bolts.
This group shows a single part: ARP 1346001.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | CS80062 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 081111701 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
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.
2 Conversion / Lower Gasket Set parts are listed for the 1976 Checker Marathon, from FEL-PRO and VICTOR REINZ.
This group includes FEL-PRO CS80062 and VICTOR REINZ 081111701.
Crankshaft Main Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KING ENGINE BEARINGS Fits: 4.1L 250cid L6 | MB752SI | 🇺🇸 US 🇨🇦 CA | SetBimetal (Aluminum Silicon Base) | View on Amazon |
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.
This group shows a single part: KING ENGINE BEARINGS MB752SI.
Crankshaft Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Fits: 4.1L 250cid L6 | 99176 | 🇺🇸 US 🇨🇦 CA | Front0.563 IN Width | View on Amazon |
| TIMKEN Fits: 4.1L 250cid L6 | KWK99176 | 🇺🇸 US 🇨🇦 CA | Kwik-Sleeve | View on Amazon |
| WJB / INMOTION PARTS Fits: 4.1L 250cid L6 | WS99176 | 🇺🇸 US 🇨🇦 CA | Installation Depth: 0.81299999999999994 InShaft Diameter Minimum (In): 1.7609999999999999 In | View on Amazon |
This table covers the sleeves used to restore a grooved crankshaft seal surface.
3 Crankshaft Repair Sleeve parts for the 1976 Checker Marathon come from 3 brands — NATIONAL, TIMKEN and WJB / INMOTION PARTS.
This group includes NATIONAL 99176, TIMKEN KWK99176 and WJB / INMOTION PARTS WS99176.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 4.1L 250cid L6 | BS118291 | 🇺🇸 US 🇨🇦 CA | Rubber | View on Amazon |
| NATIONAL Popular Fits: 4.1L 250cid L6 | 9845 | 🇺🇸 US 🇨🇦 CA | Front0.375 IN Width | View on Amazon |
| TIMKEN Popular Fits: 4.1L 250cid L6 | 9845 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| BCA Fits: 4.1L 250cid L6 | NS9845 | 🇺🇸 US 🇨🇦 CA | Front0.375 IN Width | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | JV1627 | 🇺🇸 US 🇨🇦 CA | RubberSet | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | JV1718 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| NATIONAL Fits: 4.1L 250cid L6 | 5092 | 🇺🇸 US 🇨🇦 CA | RearSplit Type | View on Amazon |
| SCHAEFFLER Fits: 4.1L 250cid L6 | SS2784 | 🇺🇸 US 🇨🇦 CA | Front9.53 mm Width | View on Amazon |
| SCHAEFFLER Fits: 4.1L 250cid L6 | SR3932 | 🇺🇸 US 🇨🇦 CA | Late | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 191006901 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 191011601 | 🇺🇸 US 🇨🇦 CA | SetRubber | View on Amazon |
| WJB / INMOTION PARTS Fits: 4.1L 250cid L6 | WS5092 | 🇺🇸 US 🇨🇦 CA | Housing Bore: 3 InMaterial: Silicone | View on Amazon |
| WJB / INMOTION PARTS Fits: 4.1L 250cid L6 | WS9845 | 🇺🇸 US 🇨🇦 CA | Housing Bore: 2.4089999999999998 InInside Diameter: 1.7629999999999999 In | View on Amazon |
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.
13 Crankshaft Seal parts for the 1976 Checker Marathon come from 8 brands — NATIONAL, MAHLE / CLEVITE, SCHAEFFLER and 5 other brands. The "Popular" part is FEL-PRO BS118291.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | 8006PT | 🇺🇸 US 🇨🇦 CA | Permatorque | View on Amazon |
| FEL-PRO Fits: 4.1L 250cid L6 | 8501PT1 | 🇺🇸 US 🇨🇦 CA | with Integral Head | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 3829 | 🇺🇸 US 🇨🇦 CA | Composite | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 611055200 | 🇺🇸 US 🇨🇦 CA | with Integral Cylinder Head & Manifold | View on Amazon |
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.
4 Cylinder Head Gasket parts are listed for the 1976 Checker Marathon, from FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: FEL-PRO 8006PT, FEL-PRO 8501PT1 and MAHLE / CLEVITE 3829, plus the other parts above.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 4.1L 250cid L6 | HS8006PT1 | 🇺🇸 US 🇨🇦 CA | PermatorqueIncludes Valve Stem Seals | View on Amazon |
| FEL-PRO Fits: 4.1L 250cid L6 | HS8501PT3 | 🇺🇸 US 🇨🇦 CA | Includes Valve Stem Seals | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | HS1185E | 🇺🇸 US 🇨🇦 CA | Includes Valve Stem Seals | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 021007801 | 🇺🇸 US 🇨🇦 CA | with Separate Head & Manifold | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 021026001 | 🇺🇸 US 🇨🇦 CA | with Integral Cylinder Head & Manifold | View on Amazon |
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.
5 Cylinder Head Gasket Set parts are listed for the 1976 Checker Marathon, from FEL-PRO, VICTOR REINZ and MAHLE / CLEVITE. FEL-PRO HS8006PT1 carries the "Popular" badge.
This group includes FEL-PRO HS8006PT1, FEL-PRO HS8501PT3 and MAHLE / CLEVITE HS1185E and the remaining parts above.
Cylinder Head Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 4.1L 250cid L6 | 116201 | 🇺🇸 US 🇨🇦 CA | 1/4"-28 | View on Amazon |
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.
This group shows a single part: DORMAN 116201.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | FS8006PT4 | 🇺🇸 US 🇨🇦 CA | Overhaul SetPermatorque | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 953000 | 🇺🇸 US 🇨🇦 CA | Full Gasket Set | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 953044 | 🇺🇸 US 🇨🇦 CA | Full Gasket Set | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 011004001 | 🇺🇸 US 🇨🇦 CA | with Separate Head & Manifold | View on Amazon |
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.
4 Engine Kit Gasket Set parts are listed for the 1976 Checker Marathon, from MAHLE / CLEVITE, FEL-PRO and VICTOR REINZ.
Part numbers include FEL-PRO FS8006PT4, MAHLE / CLEVITE 953000 and MAHLE / CLEVITE 953044, among others listed above.
Harmonic Balancer Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Popular Fits: 4.1L 250cid L6 | A228 | 🇺🇸 US 🇨🇦 CA | Nickel Plated Formed Steel | View on Amazon |
| NATIONAL Popular Fits: 4.1L 250cid L6 | 88176 | 🇺🇸 US 🇨🇦 CA | Except flange tear line | View on Amazon |
| BCA Fits: 4.1L 250cid L6 | NS5000 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FEL-PRO Fits: 4.1L 250cid L6 | 16202 | 🇺🇸 US 🇨🇦 CA | Use with Installation Tool | View on Amazon |
| NATIONAL Fits: 4.1L 250cid L6 | 5000 | 🇺🇸 US 🇨🇦 CA | KitNitrile | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 711347500 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the wear sleeves used to restore a Harmonic Balancer seal surface.
6 Harmonic Balancer Repair Sleeve parts for the 1976 Checker Marathon come from 5 brands — NATIONAL, MAHLE / CLEVITE, BCA and 2 other brands. The "Popular" part is MAHLE / CLEVITE A228.
Part numbers include MAHLE / CLEVITE A228, NATIONAL 88176 and BCA NS5000, among others listed above.
Intake & Exhaust Manifold Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | MS9786 | 🇺🇸 US 🇨🇦 CA | with Separate Head and Intake Manifoldwith Rectangular Exhaust Ports | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | MS16033X | 🇺🇸 US 🇨🇦 CA | Perforated Steel | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | MS203 | 🇺🇸 US 🇨🇦 CA | Intake and Exhaust Gasket SetSeparate Head & Intake Manifold | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 711473000 | 🇺🇸 US 🇨🇦 CA | with Separate Head & Manifold | View on Amazon |
This table covers the Intake & Exhaust Manifold gasket sets. 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.
4 Intake & Exhaust Manifold Gasket Set parts are listed for the 1976 Checker Marathon, from MAHLE / CLEVITE, FEL-PRO and VICTOR REINZ.
Listed part numbers: FEL-PRO MS9786, MAHLE / CLEVITE MS16033X and MAHLE / CLEVITE MS203, plus the other parts above.
Intake to Exhaust Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ Fits: 4.1L 250cid L6 | 711349200 | 🇺🇸 US 🇨🇦 CA | with Separate Head & Manifold | View on Amazon |
This table covers the gaskets that seal the Intake to Exhaust. 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.
This group shows a single part: VICTOR REINZ 711349200.
Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AGS Fits: 4.1L 250cid L6 | ODP00016 | 🇺🇸 US 🇨🇦 CA | 1/2-20 | View on Amazon |
| DORMAN Fits: 4.1L 250cid L6 | 090052 | 🇺🇸 US 🇨🇦 CA | Pilot PointThread Size | View on Amazon |
This table covers the drain plugs in the oil pan.
2 Oil Drain Plug parts for the 1976 Checker Marathon come from 2 brands — AGS and DORMAN.
Listed part numbers: AGS ODP00016 and DORMAN 090052.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Popular Fits: 4.1L 250cid L6 | 2051 | 🇺🇸 US 🇨🇦 CA | Composite | View on Amazon |
| VICTOR REINZ Popular Fits: 4.1L 250cid L6 | 711346200 | 🇺🇸 US 🇨🇦 CA | 0.500 IN Inside Diameter | View on Amazon |
| DORMAN Fits: 4.1L 250cid L6 | 097022 | 🇺🇸 US 🇨🇦 CA | Nylon GasketSize | View on Amazon |
| FEL-PRO Fits: 4.1L 250cid L6 | 70822 | 🇺🇸 US 🇨🇦 CA | 0.500 (in) Inside Diameter x 0.900 (in) Outside DiameterFlat Washer | View on Amazon |
| NEEDA Fits: 4.1L 250cid L6 | 67270625 | 🇺🇸 US 🇨🇦 CA | Fits Gaskets Boxed 25 | View on Amazon |
| ULTRA-POWER Fits: 4.1L 250cid L6 | 097022 | 🇺🇸 US 🇨🇦 CA | ID: 0.504"NYLON GASKET | View on Amazon |
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.
6 Oil Drain Plug Gasket parts are listed for the 1976 Checker Marathon, from MAHLE / CLEVITE, VICTOR REINZ, DORMAN and 3 other brands. MAHLE / CLEVITE 2051 carries the "Popular" badge.
Listed part numbers: MAHLE / CLEVITE 2051, VICTOR REINZ 711346200 and DORMAN 097022, plus the other parts above.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Fits: 4.1L 250cid L6 | 72238WS | 🇺🇸 US 🇨🇦 CA | Workshop Oil Filter | View on Amazon |
| CHAMP / LUBER-FINER Fits: 4.1L 250cid L6 | PH454 | 🇺🇸 US 🇨🇦 CA | Anti-Drain Back Valve: YESSpin-On Filter. | View on Amazon |
| PRO-TEC Fits: 4.1L 250cid L6 | PXL51069 | 🇺🇸 US 🇨🇦 CA | Thread Size: 13/16-16 InSpin-On Filter | View on Amazon |
| VARIOUS MFR Fits: 4.1L 250cid L6 | PG5313 | 🇺🇸 US 🇨🇦 CA | Spin-On | View on Amazon |
High Performance / Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL Fits: 4.1L 250cid L6 | M1111A | 🇺🇸 US 🇨🇦 CA | Extended Performance | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 4.1L 250cid L6 | PF454 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentGasket Or Seal Included: YES | View on Amazon |
| WIX Popular Fits: 4.1L 250cid L6 | 51069 | 🇺🇸 US 🇨🇦 CA | Burst Pressure: 225 PSIStyle: Spin-On Lube Filter | View on Amazon |
| BOSCH Fits: 4.1L 250cid L6 | 3322 | 🇺🇸 US 🇨🇦 CA | Premium Oil Filter | View on Amazon |
| HASTINGS / BALDWIN Fits: 4.1L 250cid L6 | LF225 | 🇺🇸 US 🇨🇦 CA | Spin-On | View on Amazon |
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.
9 Oil Filter parts for the 1976 Checker Marathon come from 8 brands — BOSCH, CHAMP / LUBER-FINER, PRO-TEC and 5 other brands. The "Popular" part is ACDELCO PF454.
The Economy section lists 4 options from BOSCH, CHAMP / LUBER-FINER, PRO-TEC and 1 other brand — the catalog's value-priced group. BOSCH 72238WS is listed in this group.
The High Performance / Heavy Duty section lists 1 option from MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. MOBIL M1111A is listed in this group.
In the Standard Replacement grade, ACDELCO, WIX, BOSCH and 1 other brand supply 4 parts: built to original-equipment specification. A representative part number is ACDELCO PF454.
Part numbers include ACDELCO PF454, BOSCH 72238WS and CHAMP / LUBER-FINER PH454, among others listed above.
Oil Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | OS30126C1 | 🇺🇸 US 🇨🇦 CA | Multi-Piece | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | OS30988X | 🇺🇸 US 🇨🇦 CA | Cork-Rubber | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 101018501 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
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.
3 Oil Pan Gasket parts for the 1976 Checker Marathon come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Part numbers include FEL-PRO OS30126C1, MAHLE / CLEVITE OS30988X and VICTOR REINZ 101018501.
Piston
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 2241658 | 🇺🇸 US 🇨🇦 CA | Non-Coated Skirt | View on Amazon |
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.
One part is listed for the 1976 Checker Marathon — MAHLE / CLEVITE 2241658.
Piston Ring
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 40514CP | 🇺🇸 US 🇨🇦 CA | PremiumMaterial Cast Iron / Cast Iron / Stainless Steel | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | S50514CP | 🇺🇸 US 🇨🇦 CA | Single Cylinder SetChrome Facing | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 50514CP | 🇺🇸 US 🇨🇦 CA | SetChrome Facing | View on Amazon |
This table covers the rings that seal each piston to the cylinder wall.
MAHLE / CLEVITE supplies the 3 Piston Ring parts for the 1976 Checker Marathon.
The Premium section lists 1 option from MAHLE / CLEVITE — a step above OE specification in materials, tolerances or warranty terms. MAHLE / CLEVITE 40514CP is listed in this group.
The Standard Replacement section: 2 options from MAHLE / CLEVITE. MAHLE / CLEVITE S50514CP is listed in this group.
Listed part numbers: MAHLE / CLEVITE 40514CP, MAHLE / CLEVITE S50514CP and MAHLE / CLEVITE 50514CP.
Push Rod Cover Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | PS13228 | 🇺🇸 US 🇨🇦 CA | Includes GrommetsCork | View on Amazon |
This table covers the Push Rod Cover gasket sets. 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.
One part is listed for the 1976 Checker Marathon — FEL-PRO PS13228.
Push Rod Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | PS38113 | 🇺🇸 US 🇨🇦 CA | Contains GrommetsCork-Rubber | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 181004401 | 🇺🇸 US 🇨🇦 CA | Cork | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 181005001 | 🇺🇸 US 🇨🇦 CA | RubberGasket Set | View on Amazon |
This table covers the Push Rod gasket sets. 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.
3 Push Rod Gasket Set parts for the 1976 Checker Marathon come from 2 brands — VICTOR REINZ and MAHLE / CLEVITE.
Part numbers include MAHLE / CLEVITE PS38113, VICTOR REINZ 181004401 and VICTOR REINZ 181005001.
Timing Cam Sprocket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES Popular Fits: 4.1L 250cid L6 | 2524 | 🇺🇸 US 🇨🇦 CA | Cast | View on Amazon |
| CLOYES Popular Fits: 4.1L 250cid L6 | 2526 | 🇺🇸 US 🇨🇦 CA | Aluminum | View on Amazon |
| CLOYES Fits: 4.1L 250cid L6 | 2542 | 🇺🇸 US 🇨🇦 CA | FrontAdjustable: No | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2524 | 🇺🇸 US 🇨🇦 CA | with Light Duty Engine | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2526 | 🇺🇸 US 🇨🇦 CA | FrontAluminum | View on Amazon |
| INA Fits: 4.1L 250cid L6 | ZS2526 | 🇺🇸 US 🇨🇦 CA | Late | View on Amazon |
| S.A. GEAR Fits: 4.1L 250cid L6 | 2526 | 🇺🇸 US 🇨🇦 CA | AluminumLate Model | View on Amazon |
This table covers the Timing Cam sprockets.
7 Timing Cam Sprocket parts for the 1976 Checker Marathon come from 4 brands — CLOYES, FVP, INA and 1 other brand. The "Popular" part is CLOYES 2524.
This group includes CLOYES 2524, CLOYES 2526 and CLOYES 2542 and the remaining parts above.
Timing Chain & Component Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ULTRA-POWER Fits: 4.1L 250cid L6 | 2525S | 🇺🇸 US 🇨🇦 CA | Aluminum CAM GearStandard Duty Engine | View on Amazon |
This table covers kits that group a timing chain with the related tensioners and guides.
This group shows a single part: ULTRA-POWER 2525S.
Timing Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 4.1L 250cid L6 | TCS13198 | 🇺🇸 US 🇨🇦 CA | Repair Sleeve Not Included | View on Amazon |
| FEL-PRO Fits: 4.1L 250cid L6 | TCS45264 | 🇺🇸 US 🇨🇦 CA | with Sleeve 'N' Seal | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | JV1136 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 151025501 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 151017901 | 🇺🇸 US 🇨🇦 CA | SetDoes Not Include RTV | View on Amazon |
This table covers the gaskets that seal the Timing Cover. 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.
5 Timing Cover Gasket parts for the 1976 Checker Marathon come from 3 brands — FEL-PRO, VICTOR REINZ and MAHLE / CLEVITE. The "Popular" part is FEL-PRO TCS13198.
This group includes FEL-PRO TCS13198, FEL-PRO TCS45264 and MAHLE / CLEVITE JV1136 and the remaining parts above.
Timing Cover Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHAEFFLER Fits: 4.1L 250cid L6 | SR3498 | 🇺🇸 US 🇨🇦 CA | 17.48 mm Width61.3 mm Outside Diameter | View on Amazon |
| SKF Fits: 4.1L 250cid L6 | 480177 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKF Fits: 4.1L 250cid L6 | 99176 | 🇺🇸 US 🇨🇦 CA | Shaft Diameter: 1.766 In | View on Amazon |
This table covers the wear sleeves used to restore a Timing Cover seal surface.
3 Timing Cover Repair Sleeve parts for the 1976 Checker Marathon come from 2 brands — SKF and SCHAEFFLER.
Listed part numbers: SCHAEFFLER SR3498, SKF 480177 and SKF 99176.
Timing Cover Repair Sleeve Tool
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | 16312 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Timing Cover Repair Sleeve tools. This is a service tool, not a wear part — match the application in the notes.
This group shows a single part: FEL-PRO 16312.
Timing Cover Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Popular Fits: 4.1L 250cid L6 | 65022 | 🇺🇸 US 🇨🇦 CA | Rubber1/2" Wide | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | 49328 | 🇺🇸 US 🇨🇦 CA | Rubber3/8" Wide | View on Amazon |
| SCHAEFFLER Fits: 4.1L 250cid L6 | SS2784 | 🇺🇸 US 🇨🇦 CA | Front9.53 mm Width | View on Amazon |
| SKF Fits: 4.1L 250cid L6 | 17286 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 191035801 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
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.
5 Timing Cover Seal parts for the 1976 Checker Marathon come from 4 brands — MAHLE / CLEVITE, SCHAEFFLER, SKF and 1 other brand. The "Popular" part is MAHLE / CLEVITE 65022.
Listed part numbers: MAHLE / CLEVITE 65022, MAHLE / CLEVITE 49328 and SCHAEFFLER SS2784, plus the other parts above.
Timing Crank Sprocket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES Popular Fits: 4.1L 250cid L6 | 2537 | 🇺🇸 US 🇨🇦 CA | Timing Crankshaft Gear | View on Amazon |
| CLOYES Popular Fits: 4.1L 250cid L6 | 2527 | 🇺🇸 US 🇨🇦 CA | Timing Crankshaft Gear | View on Amazon |
| CLOYES Fits: 4.1L 250cid L6 | 2501 | 🇺🇸 US 🇨🇦 CA | Light Duty Engine27 Teeth | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2527 | 🇺🇸 US 🇨🇦 CA | OuterMetal | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2537 | 🇺🇸 US 🇨🇦 CA | Outerwith Light Duty Engine | View on Amazon |
| INA Fits: 4.1L 250cid L6 | ZS2527 | 🇺🇸 US 🇨🇦 CA | Late | View on Amazon |
| S.A. GEAR Fits: 4.1L 250cid L6 | 2527 | 🇺🇸 US 🇨🇦 CA | Late | View on Amazon |
This table covers the crankshaft sprockets that drive the timing chain or belt.
7 Timing Crank Sprocket parts for the 1976 Checker Marathon come from 4 brands — CLOYES, FVP, INA and 1 other brand. The "Popular" part is CLOYES 2537.
Part numbers include CLOYES 2537, CLOYES 2527 and CLOYES 2501, among others listed above.
Timing Gear Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CLOYES Popular Fits: 4.1L 250cid L6 | 2525S | 🇺🇸 US 🇨🇦 CA | with Standard Duty Enginewith Aluminum Cam Gear | View on Amazon |
| CLOYES Popular Fits: 4.1L 250cid L6 | 2528S | 🇺🇸 US 🇨🇦 CA | with Heavy Duty Enginewith Aluminum Cam Gear | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2525S | 🇺🇸 US 🇨🇦 CA | with Light Duty Engine | View on Amazon |
| FVP Fits: 4.1L 250cid L6 | 2528S | 🇺🇸 US 🇨🇦 CA | Includes: Camshaft Sprocket, Crankshaft Sprocket | View on Amazon |
| INA Fits: 4.1L 250cid L6 | ZC2528S | 🇺🇸 US 🇨🇦 CA | AluminumLate | View on Amazon |
| S.A. GEAR Fits: 4.1L 250cid L6 | 2528S | 🇺🇸 US 🇨🇦 CA | AluminumLate Model | View on Amazon |
This table covers the Timing Gear sets.
6 Timing Gear Set parts are listed for the 1976 Checker Marathon, from CLOYES, FVP, INA and 1 other brand. CLOYES 2525S carries the "Popular" badge.
This group includes CLOYES 2525S and CLOYES 2528S and the remaining parts above.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 4.1L 250cid L6 | VS131731 | 🇺🇸 US 🇨🇦 CA | Cork | View on Amazon |
| MAHLE / CLEVITE Popular Fits: 4.1L 250cid L6 | VS39693 | 🇺🇸 US 🇨🇦 CA | Cork-Rubber | View on Amazon |
| FEL-PRO Fits: 4.1L 250cid L6 | VS50181C | 🇺🇸 US 🇨🇦 CA | Corkwith Integral Head | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | VS39755 | 🇺🇸 US 🇨🇦 CA | Cork-Rubber | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 151054201 | 🇺🇸 US 🇨🇦 CA | Improved DesignSet | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 151054801 | 🇺🇸 US 🇨🇦 CA | SetCork | View on Amazon |
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.
6 Valve Cover Gasket parts for the 1976 Checker Marathon come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ. The "Popular" part is FEL-PRO VS131731.
This group includes FEL-PRO VS131731, MAHLE / CLEVITE VS39693 and FEL-PRO VS50181C and the remaining parts above.
Valve Stem Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | SS5112 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | SS45229 | 🇺🇸 US 🇨🇦 CA | SetMolded Rubber | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 121001801 | 🇺🇸 US 🇨🇦 CA | SetContains 8 Pieces | View on Amazon |
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.
3 Valve Stem Seal parts for the 1976 Checker Marathon come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
This group includes FEL-PRO SS5112, MAHLE / CLEVITE SS45229 and VICTOR REINZ 121001801.
Buying Engine Parts for a 1976 Checker Marathon
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. Every engine part here is 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: Crankshaft Seal and Oil Filter .
Frequently Asked Questions
How many engine parts fit the 1976 Checker Marathon?
Our catalog currently lists 120 engine parts for the 1976 Checker Marathon across 32 subcategories and 28 brands, covering both the 4.1L 250cid L6 and the 5.7L 350cid V8. Each part is matched to the engine(s) it fits.
Do engine parts differ between 1976 Checker Marathon engines?
Yes. Every engine part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. 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 1976 Checker Marathon?
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 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 1976 Checker Marathon 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 1976 Checker Marathon?
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 1976 Checker Marathon
Engine Parts for Other Checker Marathon Years
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