2018 Toyota Tundra Engine Parts

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

4 Connecting Rod Bearing parts for the 2018 Toyota Tundra come from 3 brands — MAHLE / CLEVITE, ENGINETECH and TOPLINE.

Part numbers include ENGINETECH BB1043, MAHLE / CLEVITE CB1986A8 and MAHLE / CLEVITE CB1985A8, 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

7 Conversion / Lower Gasket Set parts for the 2018 Toyota Tundra come from 5 brands — AJUSA, MAHLE / CLEVITE, APEX and 2 other brands. The "Popular" part is APEX ACS8079. 3 parts fit every engine; the other 4 are engine-specific.

Listed part numbers: APEX ACS8079, AJUSA 54240200 and AJUSA 54321000, plus the other parts above.

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

4 Crankshaft Main Bearing parts are listed for the 2018 Toyota Tundra, from TOPLINE, ENGINETECH and MAHLE / CLEVITE. All of them fit every engine offered in the 2018 Tundra.

Listed part numbers: ENGINETECH BC1028, MAHLE / CLEVITE MS2365A and TOPLINE TWTO50, plus the other parts above.

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. Read more

This group shows a single part: ULTRA-POWER BS40679.

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

5 Crankshaft Repair Sleeve parts are listed for the 2018 Toyota Tundra, from WJB / INMOTION PARTS, NATIONAL and BCA. WJB / INMOTION PARTS WS99166 carries the "Popular" badge. All of them fit every engine offered in the 2018 Tundra.

Part numbers include WJB / INMOTION PARTS WS99166, BCA NS99166 and NATIONAL 99166, 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

20 Crankshaft Seal parts are listed for the 2018 Toyota Tundra, from VICTOR REINZ, FEL-PRO, APEX and 8 other brands. AJUSA 15019600 carries the "Popular" badge. 11 parts fit every engine; the other 9 are engine-specific.

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

6 Cylinder Head Bolt parts for the 2018 Toyota Tundra come from 6 brands — AJUSA, MAHLE / CLEVITE, APEX and 3 other brands. The "Popular" part is AJUSA 81042100. 5 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: AJUSA 81042100, MAHLE / CLEVITE GS33754 and APEX AHB879, plus the other parts above.

This table covers the Cylinder Head Bolt washers. Read more

This group shows a single part: MAHLE / CLEVITE GS33354.

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

12 Cylinder Head Gasket parts for the 2018 Toyota Tundra come from 7 brands — FEL-PRO, MAHLE / CLEVITE, AJUSA and 4 other brands. The "Popular" part is FEL-PRO 26393PT. 10 parts fit every engine; the other 2 are engine-specific.

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

6 Cylinder Head Gasket Set parts for the 2018 Toyota Tundra come from 4 brands — AJUSA, MAHLE / CLEVITE, APEX and 1 other brand. The "Popular" part is APEX AHS8079. 2 parts fit every engine; the other 4 are engine-specific.

Listed part numbers: APEX AHS8079, AJUSA 52457700 and AJUSA 52656900, plus the other parts above.

This table covers the Cylinder Head Spacer shims. Read more

2 Cylinder Head Spacer Shim parts for the 2018 Toyota Tundra come from SBI.

Part numbers include SBI 2302204L and SBI 2302204R.

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

KAT'S HEATERS supplies both parts for the 2018 Toyota Tundra. All of them fit every engine offered in the 2018 Tundra.

Listed part numbers: KAT'S HEATERS 11813 and KAT'S HEATERS 28813.

This table covers the Engine covers. Read more

This group shows a single part: TECHPRO TO1228243.

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

4 Engine Kit Gasket Set parts for the 2018 Toyota Tundra come from 2 brands — AJUSA and TOPLINE.

This group includes AJUSA 50417400, AJUSA 50547600 and AJUSA 50583500 and the remaining parts 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

4 Exhaust Valve parts are listed for the 2018 Toyota Tundra, from ENGINETECH, MELLING, SBI and 1 other brand. All of them fit every engine offered in the 2018 Tundra.

Listed part numbers: ENGINETECH EM4457, MELLING V3087 and SBI 13087, plus the other parts above.

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

5 Harmonic Balancer parts for the 2018 Toyota Tundra come from 5 brands — SKP, ATP, DAYCO and 2 other brands. The "Popular" part is SKP SK594703. Every part fits both the 4.6L V8 and the 5.7L V8.

The Economy section lists 1 option from SKP — the catalog's value-priced group. SKP SK594703 is listed in this group.

In the Standard Replacement grade, ATP, DAYCO and ULTRA-POWER supply 3 parts: built to original-equipment specification. A representative part number is ATP 102416.

1 further part sits outside the graded sections, with the same engine-level match.

Listed part numbers: SKP SK594703, ATP 102416 and DAYCO PB1650N, plus the other parts above.

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

6 Intake Manifold Gasket parts for the 2018 Toyota Tundra come from 5 brands — AJUSA, FEL-PRO, MAHLE / CLEVITE and 2 other brands. The "Popular" part is FEL-PRO MS97044. 5 parts fit every engine; the other 1 is engine-specific.

Part numbers include FEL-PRO MS97044, MAHLE / CLEVITE MS19736 and AJUSA 13254700, among others listed above.

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. Read more

One part is listed for the 2018 Toyota Tundra — ELRING 996490.

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

5 Intake Valve parts are listed for the 2018 Toyota Tundra, from MELLING, ENGINETECH, QUALCAST and 2 other brands. MELLING V3086 carries the "Popular" badge. All of them fit every engine offered in the 2018 Tundra.

This group includes MELLING V3086, ENGINETECH IM4456 and QUALCAST 1013086 and the remaining parts 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

8 Motor Mount parts are listed for the 2018 Toyota Tundra, from ANCHOR, DEA / MARMON RIDE CONTROL, PIONEER and 1 other brand. ANCHOR 9693 carries the "Popular" badge. All of them fit every engine offered in the 2018 Tundra.

Part numbers include ANCHOR 9693, ANCHOR 9692 and DEA / MARMON RIDE CONTROL A4267, among others listed above.

This table covers the Motor Mount kits. Read more

5 Motor Mount Kit parts are listed for the 2018 Toyota Tundra, from ANCHOR and WESTAR. 2 parts fit every engine; the other 3 are engine-specific.

Part numbers include ANCHOR 300150, ANCHOR 300149 and ANCHOR 300151, among others listed above.

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

30 Oil parts are listed for the 2018 Toyota Tundra, from VALVOLINE, LIQUI MOLY, MOBIL and 2 other brands. LIQUI MOLY 2208 carries the "Popular" badge. Full Synthetic and High Mileage (>75,000 Miles) are all represented, and Full Synthetic alone accounts for 23 parts.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

3 Oil Cooler parts are listed for the 2018 Toyota Tundra, from ACKOJA and NISSENS. All of them fit every engine offered in the 2018 Tundra.

This group includes ACKOJA A70600025, ACKOJA A70600019 and NISSENS 91443.

This table covers the gaskets that seal the Oil Cooler. 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

This group shows a single part: MAHLE / CLEVITE GS33926.

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

7 Oil Drain Plug parts are listed for the 2018 Toyota Tundra, from DORMAN, ELRING, AGS and 2 other brands. DORMAN 090038 carries the "Popular" badge. 5 parts fit every engine; the other 2 are engine-specific.

Part numbers include DORMAN 090038, DORMAN 090049 and AGS ODP00011, among others listed 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

7 Oil Drain Plug Gasket parts for the 2018 Toyota Tundra come from 7 brands — DORMAN, MAHLE / CLEVITE, APEX and 4 other brands. The "Popular" part is DORMAN 095156. 5 parts fit every engine; the other 2 are engine-specific.

This group includes DORMAN 095156, MAHLE / CLEVITE 2051 and APEX ADP1902 and the remaining parts above.

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

4 Oil Filler Cap parts are listed for the 2018 Toyota Tundra, from CALORSTAT, DORMAN, GATES and 1 other brand. All of them fit every engine offered in the 2018 Tundra.

This group includes CALORSTAT OC2312, DORMAN 84111 and GATES 31285 and the remaining parts above.

This table covers the gaskets that seal the Oil Filler Cap. 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

2 Oil Filler Cap Gasket parts for the 2018 Toyota Tundra come from 2 brands — AJUSA and ELRING. 1 part fits every engine; the other 1 is engine-specific.

This group includes AJUSA 00519100 and ELRING 779580.

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

22 Oil Filter parts are listed for the 2018 Toyota Tundra, from CHAMP / LUBER-FINER, FVP, VARIOUS MFR and 13 other brands. MOBIL M1C453A carries the "Popular" badge. All of them fit every engine offered in the 2018 Tundra.

Economy: 8 parts, from CHAMP / LUBER-FINER, FRAM, FVP and 4 other brands. A representative part number is CHAMP / LUBER-FINER P979.

In the High Performance / Heavy Duty grade, MOBIL and WIX supply 2 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is MOBIL M1C453A.

The Standard Replacement section: 12 options from ACDELCO, WIX, BECK/ARNLEY and 8 other brands. ACDELCO PF466G is listed in this group.

This table covers the Oil Filter covers. Read more

7 Oil Filter Cover parts for the 2018 Toyota Tundra come from 6 brands — MOTORAD, DORMAN, SKP and 3 other brands. The "Popular" part is DORMAN 917016. 6 parts fit every engine; the other 1 is engine-specific.

This group includes DORMAN 917016, SKP SK917016 and ACKOJA A700769 and the remaining parts above.

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

5 Oil Pan parts for the 2018 Toyota Tundra come from 5 brands — SKP, AUTOTECNICA, DORMAN and 2 other brands. The "Popular" part is SKP SK264475. Every part fits both the 4.6L V8 and the 5.7L V8.

This group includes SKP SK264475, AUTOTECNICA TY1416310 and DORMAN 264475 and the remaining parts above.

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. Read more

4 Oil Pan Gasket parts are listed for the 2018 Toyota Tundra, from APEX, FEL-PRO, MAHLE / CLEVITE and 1 other brand. All of them fit every engine offered in the 2018 Tundra.

This group includes APEX AOP879, FEL-PRO OS30803 and MAHLE / CLEVITE OS32372 and the remaining parts above.

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. Read more

5 Oil Pump parts are listed for the 2018 Toyota Tundra, from MELLING, ENGINETECH, SEALED POWER and 2 other brands. MELLING M544 carries the "Popular" badge.

Listed part numbers: MELLING M544, ENGINETECH EP1028 and SEALED POWER 22443692, plus the other parts above.

This table covers the O-rings that seal the oil-pump pickup tube. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

One part is listed for the 2018 Toyota Tundra — FEL-PRO 73595.

This table covers the Oil Pump repair kits. Read more

2 Oil Pump Repair Kit parts for the 2018 Toyota Tundra come from 2 brands — ITM ENGINE COMPONENTS and MELLING. 1 part fits every engine; the other 1 is engine-specific.

Listed part numbers: ITM ENGINE COMPONENTS 0571056K and MELLING K544.

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. Read more

3 Piston parts for the 2018 Toyota Tundra come from 2 brands — SEALED POWER and TOPLINE.

In the Premium grade, SEALED POWER supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is SEALED POWER 13624CPA.

Standard Replacement: 1 part, from TOPLINE. A representative part number is TOPLINE PATO50L.

1 further part sits outside the graded sections, with the same engine-level match.

This group includes SEALED POWER 13624CPA, TOPLINE PATO50L and SEALED POWER 13635CPA.

This table covers the Piston Pin bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles. Read more

TOPLINE supplies both parts for the 2018 Toyota Tundra.

Part numbers include TOPLINE PBD34 and TOPLINE PBH36.

This table covers the rings that seal each piston to the cylinder wall. Read more

4 Piston Ring parts for the 2018 Toyota Tundra come from 3 brands — HASTINGS MANUFACTURING, SEALED POWER and TOPLINE. Every part fits both the 4.6L V8 and the 5.7L V8.

Premium: 1 part, from SEALED POWER. A representative part number is SEALED POWER E1002KC.

Standard Replacement: 3 parts, from HASTINGS MANUFACTURING and TOPLINE. A representative part number is HASTINGS MANUFACTURING 2C4586.

This group includes SEALED POWER E1002KC, HASTINGS MANUFACTURING 2C4586 and HASTINGS MANUFACTURING 2C4586S and the remaining parts above.

This table covers the Thrust washers. Read more

2 Thrust Washer parts are listed for the 2018 Toyota Tundra, from ENGINETECH and MAHLE / CLEVITE. All of them fit every engine offered in the 2018 Tundra.

Part numbers include ENGINETECH TW1028 and MAHLE / CLEVITE TW728S.