2018 Toyota Avalon Engine Parts

This table covers the connecting rods between each piston and the crankshaft. Read more

One part is listed for the 2018 Toyota Avalon — TOPLINE CRTO49.

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. Read more

6 Connecting Rod Bearing parts are listed for the 2018 Toyota Avalon, from KING ENGINE BEARINGS, TOPLINE, ENGINETECH and 1 other brand.

Part numbers include ENGINETECH BB1035, KING ENGINE BEARINGS CR6873SM and KING ENGINE BEARINGS CR6873MC, among others listed above.

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. Read more

10 Conversion / Lower Gasket Set parts are listed for the 2018 Toyota Avalon, from FEL-PRO, AJUSA, APEX and 3 other brands. FEL-PRO CS26562 carries the "Popular" badge.

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. Read more

6 Crankshaft Main Bearing parts for the 2018 Toyota Avalon come from 3 brands — TOPLINE, KING ENGINE BEARINGS and MAHLE / CLEVITE.

Listed part numbers: KING ENGINE BEARINGS MB5810SI, MAHLE / CLEVITE MS2357A and TOPLINE TWTO56, plus the other parts above.

This table covers the sleeves used to restore a grooved crankshaft seal surface. Read more

4 Crankshaft Repair Sleeve parts for the 2018 Toyota Avalon come from 3 brands — WJB / INMOTION PARTS, BCA and NATIONAL.

Part numbers include BCA NS99166, NATIONAL 99166 and WJB / INMOTION PARTS WS99347, among others listed above.

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. Read more

36 Crankshaft Seal parts for the 2018 Toyota Avalon come from 10 brands — ELRING, VICTOR REINZ, FEL-PRO and 7 other brands. The "Popular" part is AJUSA 15019600. A list this long means Crankshaft Seal applications vary by configuration — the notes carry the qualifiers.

This table covers the bolts that clamp the cylinder head to the block. Read more

10 Cylinder Head Bolt parts are listed for the 2018 Toyota Avalon, from FEL-PRO, APEX, TOPLINE and 3 other brands. FEL-PRO ES722492 carries the "Popular" badge.

This table covers the Cylinder Head Bolt washers. Read more

One part is listed for the 2018 Toyota Avalon — FEL-PRO ES72899.

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. Read more

20 Cylinder Head Gasket parts are listed for the 2018 Toyota Avalon, from APEX, FEL-PRO, AJUSA and 4 other brands. APEX AHG887 carries the "Popular" badge.

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. Read more

16 Cylinder Head Gasket Set parts are listed for the 2018 Toyota Avalon, from FEL-PRO, APEX, ULTRA-POWER and 6 other brands. APEX AHS8073 carries the "Popular" badge.

This table covers the Cylinder Head Spacer shims. Read more

SBI supplies both parts for the 2018 Toyota Avalon.

This group includes SBI 2302205L and SBI 2302205R.

This table covers the block heaters that warm the coolant or oil in cold weather. Read more

2 Engine Block Heater parts for the 2018 Toyota Avalon come from KAT'S HEATERS.

This group includes KAT'S HEATERS 11813 and KAT'S HEATERS 28813.

This table covers the Engine covers. Read more

4 Engine Cover parts are listed for the 2018 Toyota Avalon, from TECHPRO and VARIOUS MFR.

This group includes TECHPRO TO1228211 and TECHPRO TO1228212 and the remaining parts above.

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. Read more

7 Engine Kit Gasket Set parts are listed for the 2018 Toyota Avalon, from AJUSA, ELRING, TOPLINE and 1 other brand.

Part numbers include AJUSA 50342600, AJUSA 50434800 and ELRING 009870, among others listed above.

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. Read more

5 Exhaust Valve parts for the 2018 Toyota Avalon come from 3 brands — MELLING, TOPLINE and SBI.

Part numbers include MELLING V5812, MELLING V3087 and SBI 13087, among others listed above.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

6 Harmonic Balancer parts are listed for the 2018 Toyota Avalon, from DAYCO, SKP, ATP and 2 other brands. SKP SK594403 carries the "Popular" badge.

In the Economy grade, SKP supplies 1 part: the catalog's value-priced group. A representative part number is SKP SK594403.

The Standard Replacement section lists 3 options from ATP, DAYCO and PIONEER — built to original-equipment specification. ATP 102346 is listed in this group.

2 ungrouped parts are not assigned to a grade, with the same engine-level match.

Listed part numbers: SKP SK594403, ATP 102346 and DAYCO PB1719N, plus the other parts above.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

2 Intake Manifold parts for the 2018 Toyota Avalon come from 2 brands — ACKOJA and LARES.

This group includes ACKOJA A700372 and LARES 34060.

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. Read more

12 Intake Manifold Gasket parts are listed for the 2018 Toyota Avalon, from ELRING, APEX, FEL-PRO and 3 other brands. APEX AMS8731 carries the "Popular" badge.

This table covers the gaskets that seal the Intake Plenum. 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. Read more

6 Intake Plenum Gasket parts for the 2018 Toyota Avalon come from 6 brands — BECK/ARNLEY, FEL-PRO, AJUSA and 3 other brands. The "Popular" part is BECK/ARNLEY 0374886.

Part numbers include BECK/ARNLEY 0374886, FEL-PRO MS96786 and AJUSA 01182400, among others listed above.

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. Read more

6 Intake Valve parts for the 2018 Toyota Avalon come from 4 brands — MELLING, TOPLINE, QUALCAST and 1 other brand.

Part numbers include MELLING V5813, MELLING V3086 and QUALCAST 1013086, among others listed above.

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. Read more

16 Motor Mount parts for the 2018 Toyota Avalon come from 6 brands — ANCHOR, DEA / MARMON RIDE CONTROL, PIONEER and 3 other brands. The "Popular" part is ANCHOR 9238.

The Economy section: 1 option from SKP. SKP SKM9884 is listed in this group.

Standard Replacement: 8 parts, from ANCHOR, WESTAR, DEA / MARMON RIDE CONTROL and 2 other brands. A representative part number is ANCHOR 9238.

7 further parts sit outside the graded sections, with the same engine-level match.

This table covers the Motor Mount kits. Read more

This group shows a single part: ANCHOR 300229.

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. Read more

29 Oil parts for the 2018 Toyota Avalon come from 5 brands — VALVOLINE, LIQUI MOLY, MOBIL and 2 other brands. The "Popular" part is LIQUI MOLY 22044. They are grouped as Full Synthetic and High Mileage (>75,000 Miles), with Full Synthetic the largest group at 22 parts from LIQUI MOLY, VALVOLINE, PENTOSIN and 2 other brands.

This table covers the Oil Cooler lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

2 Oil Cooler Line parts for the 2018 Toyota Avalon come from 2 brands — DORMAN and SUNSONG.

Part numbers include DORMAN 625519 and SUNSONG 5801461.

This table covers the Oil Dipstick tubes. Read more

This group shows a single part: DORMAN 917391.

This table covers the seals at the Oil Dipstick / Tube. 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. Read more

2 Oil Dipstick / Tube Seal parts are listed for the 2018 Toyota Avalon, from BECK/ARNLEY and FEL-PRO.

Listed part numbers: BECK/ARNLEY 0396661 and FEL-PRO 73668.

This table covers the drain plugs in the oil pan. Read more

7 Oil Drain Plug parts for the 2018 Toyota Avalon come from 5 brands — DORMAN, ELRING, BECK/ARNLEY and 2 other brands. The "Popular" part is BECK/ARNLEY 0160116.

Listed part numbers: BECK/ARNLEY 0160116, DORMAN 090038 and DORMAN 090049, plus the other parts above.

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. Read more

6 Oil Drain Plug Gasket parts are listed for the 2018 Toyota Avalon, from DORMAN, ULTRA-POWER, APEX and 3 other brands. DORMAN 095156 carries the "Popular" badge.

Listed part numbers: DORMAN 095156 and APEX ADP1902, plus the other parts above.

This table covers the caps on the oil filler neck. Read more

4 Oil Filler Cap parts for the 2018 Toyota Avalon come from 4 brands — CALORSTAT, DORMAN, GATES and 1 other brand.

Listed part numbers: CALORSTAT OC2312, DORMAN 84111 and GATES 31285, plus the other parts above.

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. Read more

16 Oil Filter parts for the 2018 Toyota Avalon come from 14 brands — VARIOUS MFR, WIX, PRO-TEC and 11 other brands. The "Popular" part is PRO-TEC PXL57047.

The Economy section: 6 options from PRO-TEC, BOSCH, FRAM and 3 other brands. PRO-TEC PXL57047 is listed in this group.

The High Performance / Heavy Duty section lists 2 options from WIX and MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. WIX 57047XP is listed in this group.

Standard Replacement: 8 parts, from ACDELCO, WIX, BECK/ARNLEY and 5 other brands. A representative part number is ACDELCO PF2259.

This table covers the Oil Filter covers. Read more

7 Oil Filter Cover parts are listed for the 2018 Toyota Avalon, from BECK/ARNLEY, MOTORAD, DORMAN and 2 other brands. DORMAN 917016 carries the "Popular" badge.

This group includes DORMAN 917016, SKP SK917016 and AUTOTECNICA TY1420831 and the remaining parts above.

This table covers the oil pans that hold the engine's oil sump. Read more

12 Oil Pan parts are listed for the 2018 Toyota Avalon, from SKP, AUTOTECNICA, DORMAN and 3 other brands. AUTOTECNICA TY1414689 carries the "Popular" badge.