2023 Lexus LX600 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 Lexus LX600 — AJUSA 54339300.

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 Lexus LX600 come from AJUSA.

Listed part numbers: AJUSA 15121200 and AJUSA 15121800.

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

One part is listed for the 2023 Lexus LX600 — AJUSA 81078600.

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

AJUSA supplies the 4 Cylinder Head Gasket parts for the 2023 Lexus LX600.

Listed part numbers: AJUSA 10250900, AJUSA 10251000 and AJUSA 52657800, 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

One part is listed for the 2023 Lexus LX600 — AJUSA 52657700.

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 Lexus LX600 — AJUSA 50584200.

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

One part is listed for the 2023 Lexus LX600 — AJUSA 13316100.

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

41 Oil parts for the 2023 Lexus LX600 come from 6 brands — IDEMITSU, VALVOLINE, LIQUI MOLY and 3 other brands. The "Popular" part is LIQUI MOLY 2208. Grades run from Full Synthetic through Racing; Full Synthetic is the most populated section, led by IDEMITSU, LIQUI MOLY, VALVOLINE and 3 other brands.

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

One part is listed for the 2023 Lexus LX600 — BECK/ARNLEY 0396661.

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

4 Oil Drain Plug parts for the 2023 Lexus LX600 come from 3 brands — DORMAN, BECK/ARNLEY and REIN.

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

3 Oil Drain Plug Gasket parts are listed for the 2023 Lexus LX600, from AJUSA, DORMAN and FEL-PRO.

Part numbers include AJUSA 22005800, DORMAN 095156 and FEL-PRO 70822.

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

3 Oil Filler Cap parts for the 2023 Lexus LX600 come from 3 brands — CALORSTAT, GATES and MOTORAD.

Part numbers include CALORSTAT OC2312, GATES 31285 and MOTORAD MO155.

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

13 Oil Filter parts for the 2023 Lexus LX600 come from 10 brands — FRAM, VARIOUS MFR, WIX and 7 other brands. The "Popular" part is MOBIL M1103A.

The Economy section lists 5 options from FRAM, FVP, PRO-TEC and 1 other brand — the catalog's value-priced group. FRAM FF4386 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, DENSO and 3 other brands supply 6 parts: built to original-equipment specification. A representative part number is ACDELCO PF1233.

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

2 Oil Pump Chain parts are listed for the 2023 Lexus LX600, from MELLING and S.A. GEAR.

Part numbers include MELLING 1108 and S.A. GEAR C1266.

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

4 Timing Chain parts are listed for the 2023 Lexus LX600, from MELLING and S.A. GEAR.

Listed part numbers: MELLING 1106, MELLING 1107 and S.A. GEAR C1265, plus the other parts above.

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

4 Timing Chain & Component Kit parts for the 2023 Lexus LX600 come from 3 brands — S.A. GEAR, JAPANESE OE and MELLING.

The Economy section: 2 options from S.A. GEAR. S.A. GEAR 76484S is listed in this group.

Standard Replacement: 2 parts, from JAPANESE OE and MELLING. A representative part number is JAPANESE OE A05910AMK.

Listed part numbers: S.A. GEAR 76484S, S.A. GEAR 76484 and JAPANESE OE A05910AMK, plus the other parts above.

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

7 Timing Chain Guide / Damper parts are listed for the 2023 Lexus LX600, from S.A. GEAR and MELLING.

Part numbers include MELLING BG7068, MELLING BG7069 and MELLING BT7087, 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

7 Timing Chain Tensioner parts for the 2023 Lexus LX600 come from 2 brands — MELLING and S.A. GEAR.

This group includes MELLING BT7083, MELLING BT7084 and MELLING BT7085 and the remaining parts above.

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

2 Timing Crank Sprocket parts for the 2023 Lexus LX600 come from S.A. GEAR.

This group includes S.A. GEAR S1562 and S.A. GEAR S1561.

This table covers the Timing Idler sprockets. Read more

One part is listed for the 2023 Lexus LX600 — S.A. GEAR S1563.

This table covers the Turbocharger Boost 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 Lexus LX600 — WELLS 5S15758.

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

2 Turbocharger Oil Line parts for the 2023 Lexus LX600 come from AJUSA.

Part numbers include AJUSA OP11438 and AJUSA OP11440.

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

2 Valve Cover Gasket parts for the 2023 Lexus LX600 come from AJUSA.

Part numbers include AJUSA 56097600 and AJUSA 56097700.