2023 Toyota Corolla Engine Parts

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. Read more

One part is listed for the 2023 Toyota Corolla — ELRING 135140.

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

This group shows a single part: TOPLINE RBTO61.

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

4 Conversion / Lower Gasket Set parts for the 2023 Toyota Corolla come from 3 brands — AJUSA, ELRING and TOPLINE.

Part numbers include AJUSA 54308500, AJUSA 54307700 and ELRING 775220, among others listed 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

TOPLINE supplies both parts for the 2023 Toyota Corolla.

Part numbers include TOPLINE MBTO61 and TOPLINE TWTO61.

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

11 Crankshaft Seal parts are listed for the 2023 Toyota Corolla, from AJUSA, ELRING, VICTOR REINZ and 1 other brand. AJUSA 15121900 carries the "Popular" badge.

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

6 Cylinder Head Bolt parts for the 2023 Toyota Corolla come from 6 brands — AJUSA, BECK/ARNLEY, ELRING and 3 other brands.

Part numbers include AJUSA 81078700, BECK/ARNLEY 0161075 and ELRING 590400, among others listed above.

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

5 Cylinder Head Gasket parts for the 2023 Toyota Corolla come from 3 brands — AJUSA, ELRING and VICTOR REINZ.

Listed part numbers: AJUSA 10258600, AJUSA 10251100 and ELRING 298640, plus the other parts above.

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

4 Cylinder Head Gasket Set parts for the 2023 Toyota Corolla come from 3 brands — AJUSA, TOPLINE and VICTOR REINZ.

This group includes AJUSA 52593400, AJUSA 52570400 and TOPLINE HSTO61 and the remaining parts above.

This table covers the Engine covers. Read more

14 Engine Cover parts for the 2023 Toyota Corolla come from 2 brands — TECHPRO and VARIOUS MFR. The "Popular" part is TECHPRO TO1228257. 10 parts fit every engine; the other 4 are engine-specific.

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 2023 Toyota Corolla come from 3 brands — AJUSA, ELRING and TOPLINE.

Part numbers include AJUSA 50542000, AJUSA 50542500 and ELRING 158920, 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

3 Exhaust Valve parts are listed for the 2023 Toyota Corolla, from MELLING, SBI and TOPLINE.

Listed part numbers: MELLING V3366, SBI 13366 and TOPLINE EVTO61.

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

4 Harmonic Balancer parts for the 2023 Toyota Corolla come from 4 brands — ATP, DAYCO, PIONEER and 1 other brand.

This group includes ATP 102519, DAYCO PB1653N and PIONEER DA2519 and the remaining 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

5 Intake Manifold Gasket parts for the 2023 Toyota Corolla come from 4 brands — ELRING, AJUSA, BECK/ARNLEY and 1 other brand.

This group includes AJUSA 13316600, BECK/ARNLEY 0376229 and ELRING 298230 and the remaining parts 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

3 Intake Valve parts are listed for the 2023 Toyota Corolla, from MELLING, SBI and TOPLINE.

Listed part numbers: MELLING V3365, SBI 13365 and TOPLINE IVTO61.

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

5 Motor Mount parts are listed for the 2023 Toyota Corolla, from ANCHOR, WESTAR and PIONEER. 2 parts fit every engine; the other 3 are engine-specific.

This group includes ANCHOR 10214, ANCHOR 10402 and PIONEER 600087 and the remaining parts 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

24 Oil parts are listed for the 2023 Toyota Corolla, from IDEMITSU, LIQUI MOLY, VALVOLINE and 2 other brands. IDEMITSU 30015203750 carries the "Popular" badge. 10 parts fit every engine; the other 14 are engine-specific.

In the Full Synthetic grade, IDEMITSU, LIQUI MOLY, VALVOLINE and 2 other brands supply 20 parts: full-synthetic oils. A representative part number is IDEMITSU 30015203750.

The High Mileage (>75,000 Miles) section lists 1 option from IDEMITSU — oils grouped for high-mileage engines. IDEMITSU 30015121750 is listed in this group.

In the Racing grade, IDEMITSU supplies 1 part: grouped under the catalog's "Racing" designation — the notes column spells out what sets them apart. A representative part number is IDEMITSU 30018100750.

In the Synthetic Blend grade, IDEMITSU supplies 2 parts: synthetic-blend oils. A representative part number is IDEMITSU 30015165750.

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

One part is listed for the 2023 Toyota Corolla — STANDARD MOTOR PRODUCTS OCK99.

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

This group shows a single part: BECK/ARNLEY 0396661.

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

6 Oil Drain Plug parts are listed for the 2023 Toyota Corolla, from DORMAN, ELRING, BECK/ARNLEY and 1 other brand. DORMAN 090038 carries the "Popular" badge. All of them fit every engine offered in the 2023 Corolla.

Part numbers include DORMAN 090038, DORMAN 090049 and BECK/ARNLEY 0160116, 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

4 Oil Drain Plug Gasket parts for the 2023 Toyota Corolla come from 4 brands — AJUSA, DORMAN, ELRING and 1 other brand. Every part fits both the 1.8L L4 ELECTRIC/GAS and the 2.0L L4.

This group includes AJUSA 22005800, DORMAN 095156 and ELRING 473500 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 2023 Toyota Corolla, from MOTORAD, CALORSTAT and GATES.

This group includes CALORSTAT OC2312, GATES 31285 and MOTORAD MO224 and the remaining 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

18 Oil Filter parts are listed for the 2023 Toyota Corolla, from VARIOUS MFR, BOSCH, WIX and 11 other brands. MOBIL M1103A carries the "Popular" badge. 17 parts fit every engine; the other 1 is engine-specific.

In the Economy grade, VARIOUS MFR, BOSCH, FAMOUS BRAND and 3 other brands supply 7 parts: the catalog's value-priced group. A representative part number is BOSCH 72229WS.

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 M1103A.

The Standard Replacement section lists 9 options from ACDELCO, WIX, BECK/ARNLEY and 6 other brands — built to original-equipment specification. ACDELCO PF1233 is listed in this group.

This table covers the Oil Filter Adapter Gasket O-rings. 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

This group shows a single part: FEL-PRO ES71858.

This table covers the Oil Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2023 Toyota Corolla — STANDARD MOTOR PRODUCTS FLS359.

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

7 Oil Pan parts for the 2023 Toyota Corolla come from 5 brands — DORMAN, SPECTRA PREMIUM, AUTOTECNICA and 2 other brands. The "Popular" part is AUTOTECNICA TY1415247.

This group includes AUTOTECNICA TY1415247, DORMAN 264324 and DORMAN 264547 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

One part is listed for the 2023 Toyota Corolla — FEL-PRO OS30829.

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

2 Oil Pump parts are listed for the 2023 Toyota Corolla, from PIERBURG and TOPLINE.

Listed part numbers: PIERBURG 706595140 and TOPLINE OPTO61.

This table covers the chains that drive the oil pump. Read more

4 Oil Pump Chain parts for the 2023 Toyota Corolla come from 3 brands — S.A. GEAR, CLOYES and MELLING.

Part numbers include CLOYES C994, MELLING 751 and S.A. GEAR C1230, among others listed above.

This table covers the Oil Pump Chain 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. Read more

5 Oil Pump Chain Tensioner parts are listed for the 2023 Toyota Corolla, from MELLING, CLOYES, PREFERRED COMPONENTS INC and 1 other brand.

Listed part numbers: CLOYES 96157, MELLING BT5936 and MELLING BT7064, plus the other parts above.

This table covers the Oil Pump sprockets. Read more

5 Oil Pump Sprocket parts for the 2023 Toyota Corolla come from 4 brands — MELLING, CLOYES, PREFERRED COMPONENTS INC and 1 other brand.

Listed part numbers: CLOYES S1184, MELLING S923 and MELLING S1325, plus the other parts above.

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

This group shows a single part: TOPLINE PATO61.

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

This group shows a single part: TOPLINE RSTO61.

This table covers the Timing Cam sprockets. Read more

One part is listed for the 2023 Toyota Corolla — MELLING S846.

This table covers the timing chains that keep the cams in time with the crank. Read more

4 Timing Chain parts for the 2023 Toyota Corolla come from 4 brands — CLOYES, JAPANESE OE, MELLING and 1 other brand.

Listed part numbers: CLOYES C993, JAPANESE OE A05086AM and MELLING 4220, plus the other parts above.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

6 Timing Chain & Component Kit parts are listed for the 2023 Toyota Corolla, from S.A. GEAR, CLOYES and MELLING. CLOYES 90993S carries the "Popular" badge.

Economy: 3 parts, from S.A. GEAR. A representative part number is S.A. GEAR 76456T.

The Standard Replacement section: 2 options from CLOYES. CLOYES 90993S is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

Part numbers include CLOYES 90993S, S.A. GEAR 76456T and S.A. GEAR 76456S, among others listed above.

This table covers the guides and dampers that keep the timing chain on its path. Read more

9 Timing Chain Guide / Damper parts for the 2023 Toyota Corolla come from 3 brands — MELLING, S.A. GEAR and CLOYES. The "Popular" part is S.A. GEAR 91414.

Part numbers include S.A. GEAR 91414, S.A. GEAR 71308 and CLOYES 96156, among others listed above.

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. Read more

5 Timing Chain Tensioner parts are listed for the 2023 Toyota Corolla, from MELLING, CLOYES, PREFERRED COMPONENTS INC and 1 other brand.

Listed part numbers: CLOYES 96154, MELLING BT5935 and MELLING BT7062, plus the other parts above.

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. Read more

One part is listed for the 2023 Toyota Corolla — SKF 15355A.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

5 Timing Crank Sprocket parts are listed for the 2023 Toyota Corolla, from CLOYES, S.A. GEAR and PREFERRED COMPONENTS INC.

Listed part numbers: CLOYES S1183, CLOYES S1181 and PREFERRED COMPONENTS INC G56033, plus the other parts above.

This table covers the brackets that mount the Torque Strut. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2023 Toyota Corolla — DEA / MARMON RIDE CONTROL A42153.

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. Read more

4 Torque Strut Mount parts for the 2023 Toyota Corolla come from 3 brands — ANCHOR, DEA / MARMON RIDE CONTROL and PIONEER.

Part numbers include ANCHOR 10325, ANCHOR 10218 and DEA / MARMON RIDE CONTROL A42147, among others listed above.

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. Read more

9 Valve Cover Gasket parts are listed for the 2023 Toyota Corolla, from ELRING, AJUSA, VICTOR REINZ and 2 other brands. ELRING 837880 carries the "Popular" badge.

Part numbers include ELRING 837880, AJUSA 56086800 and AJUSA 56081200, among others listed above.

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. Read more

3 Valve Guide parts are listed for the 2023 Toyota Corolla, from SBI and TOPLINE.

Part numbers include SBI 1403135, SBI 1403134 and TOPLINE IVGTO55.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

2 Valve Lifter parts are listed for the 2023 Toyota Corolla, from AJUSA and TOPLINE.

Listed part numbers: AJUSA 85022700 and TOPLINE LIFTO59.

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. Read more

4 Valve Spring parts for the 2023 Toyota Corolla come from 2 brands — MELLING and QUALCAST.

Listed part numbers: MELLING VS2508, MELLING VS2507 and QUALCAST 325507, plus the other parts above.

This table covers the Valve Spring retainers. Read more

This group shows a single part: MELLING VSR726.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

2 Valve Spring Retainer Keeper parts for the 2023 Toyota Corolla come from 2 brands — MELLING and SBI. Every part fits both the 1.8L L4 ELECTRIC/GAS and the 2.0L L4.

Part numbers include MELLING VL1100 and SBI 1211100.

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. Read more

6 Valve Stem Seal parts are listed for the 2023 Toyota Corolla, from ELRING, SBI and TOPLINE. ELRING 215710 carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: ELRING 215710, SBI 1221266 and ELRING 170020, plus the other parts above.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

5 Variable Valve Timing (VVT) Solenoid / Actuator parts are listed for the 2023 Toyota Corolla, from WELLS, HOLSTEIN, ROSTRA and 1 other brand.

Economy: 3 parts, from HOLSTEIN, ROSTRA and WELLS. A representative part number is HOLSTEIN 2VTS0016.

The Standard Replacement section: 1 option from BECK/ARNLEY. BECK/ARNLEY 0241950 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

Listed part numbers: HOLSTEIN 2VTS0016, ROSTRA 790028 and WELLS 2T1073, plus the other parts above.