2023 Toyota GR Corolla Engine Parts

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

One part is listed for the 2023 Toyota GR Corolla — AJUSA 54340600.

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

2 Crankshaft Seal parts for the 2023 Toyota GR Corolla come from AJUSA.

Listed part numbers: AJUSA 15121900 and AJUSA 15092800.

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

One part is listed for the 2023 Toyota GR Corolla — AJUSA 81087800.

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

2 Cylinder Head Gasket parts are listed for the 2023 Toyota GR Corolla, from AJUSA and ELRING.

Part numbers include AJUSA 10276600 and ELRING B20340.

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

One part is listed for the 2023 Toyota GR Corolla — AJUSA 52659600.

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

One part is listed for the 2023 Toyota GR Corolla — AJUSA 50586700.

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

3 Intake Manifold Gasket parts are listed for the 2023 Toyota GR Corolla, from AJUSA and ELRING.

This group includes AJUSA 13348700, AJUSA 13348800 and ELRING B20590.

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

32 Oil parts for the 2023 Toyota GR Corolla come from 6 brands — VALVOLINE, LIQUI MOLY, MOBIL and 3 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 25 parts from LIQUI MOLY, VALVOLINE, PENTOSIN and 3 other brands.

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

4 Oil Drain Plug parts for the 2023 Toyota GR Corolla come from 3 brands — DORMAN, BECK/ARNLEY and REIN.

This group includes BECK/ARNLEY 0160116, DORMAN 090038 and DORMAN 090049 and the remaining 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

2 Oil Drain Plug Gasket parts are listed for the 2023 Toyota GR Corolla, from AJUSA and DORMAN.

Part numbers include AJUSA 22005800 and DORMAN 095156.

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

17 Oil Filter parts for the 2023 Toyota GR Corolla come from 13 brands — VARIOUS MFR, BOSCH, WIX and 10 other brands. The "Popular" part is MOBIL M1103A.

The Economy section lists 7 options from VARIOUS MFR, BOSCH, FAMOUS BRAND and 3 other brands — the catalog's value-priced group. BOSCH 72229WS is listed in this group.

The High Performance / Heavy Duty section lists 2 options from MOBIL and WIX — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. MOBIL M1103A is listed in this group.

In the Standard Replacement grade, ACDELCO, WIX, BECK/ARNLEY and 5 other brands supply 8 parts: built to original-equipment specification. A representative part number is ACDELCO PF1233.

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. Read more

One part is listed for the 2023 Toyota GR Corolla — AJUSA JTC12803.

This table covers the Turbocharger Oil 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

This group shows a single part: AJUSA OP11439.

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

This group shows a single part: AJUSA 56098200.

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

This group shows a single part: AJUSA 85022700.

This table covers the Valve Spring retainers. Read more

One part is listed for the 2023 Toyota GR Corolla — MELLING VSR726.

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

One part is listed for the 2023 Toyota GR Corolla — MELLING VL1100.

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

3 Valve Stem Seal parts for the 2023 Toyota GR Corolla come from AJUSA.

Listed part numbers: AJUSA 12027100, AJUSA 12036100 and AJUSA 57098500.

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

This group shows a single part: WELLS 2T1306.