2023 Acura MDX 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

3 Camshaft Seal parts for the 2023 Acura MDX come from 2 brands — AJUSA and ELRING.

This group includes AJUSA 15012900, AJUSA 15064200 and ELRING 489890.

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

AJUSA supplies both parts for the 2023 Acura MDX.

This group includes AJUSA 54337700 and AJUSA 54253700.

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

6 Crankshaft Seal parts for the 2023 Acura MDX come from 2 brands — ELRING and AJUSA. The "Popular" part is ELRING 590797. 2 parts fit every engine; the other 4 are engine-specific.

Listed part numbers: ELRING 590797, ELRING 490050 and AJUSA 15089500, plus the other parts above.

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

One part is listed for the 2023 Acura MDX — AJUSA 81067500.

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

11 Cylinder Head Gasket parts are listed for the 2023 Acura MDX, from AJUSA, ELRING and FEL-PRO. ELRING 948680 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

AJUSA supplies both parts for the 2023 Acura MDX.

Part numbers include AJUSA 52652600 and AJUSA 52632000.

This table covers the Engine covers. Read more

One part is listed for the 2023 Acura MDX — TECHPRO AC1228121.

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

AJUSA supplies both parts for the 2023 Acura MDX.

Listed part numbers: AJUSA 50581500 and AJUSA 50561900.

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 for the 2023 Acura MDX come from 2 brands — MELLING and SBI.

Listed part numbers: MELLING V0779, MELLING V0779IN and SBI 10779.

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

7 Intake Manifold Gasket parts are listed for the 2023 Acura MDX, from AJUSA, ELRING and BECK/ARNLEY. BECK/ARNLEY 0376245 carries the "Popular" badge.

Part numbers include BECK/ARNLEY 0376245, ELRING 948760 and AJUSA 13346400, 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

2 Intake Valve parts for the 2023 Acura MDX come from 2 brands — MELLING and SBI.

Part numbers include MELLING V0336 and SBI 13336.

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 for the 2023 Acura MDX come from 4 brands — ANCHOR, DEA / MARMON RIDE CONTROL, WESTAR and 1 other brand. The "Popular" part is ANCHOR 9965. 1 part fits every engine; the other 7 are engine-specific.

Listed part numbers: ANCHOR 9965, WESTAR EM7301 and ANCHOR 10360, plus the other 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

38 Oil parts for the 2023 Acura MDX come from 6 brands — LIQUI MOLY, VALVOLINE, MOBIL and 3 other brands. The "Popular" part is LIQUI MOLY 2208. Full Synthetic and High Mileage (>75,000 Miles) are all represented, and Full Synthetic alone accounts for 31 parts.

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

6 Oil Drain Plug parts for the 2023 Acura MDX come from 4 brands — DORMAN, ELRING, REIN and 1 other brand. The "Popular" part is DORMAN 090033. 4 parts fit every engine; the other 2 are engine-specific.

Listed part numbers: DORMAN 090033, DORMAN 090053 and ELRING 523500, 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

5 Oil Drain Plug Gasket parts are listed for the 2023 Acura MDX, from DORMAN, AJUSA, ELRING and 2 other brands. DORMAN 095144 carries the "Popular" badge. 4 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: DORMAN 095144, AJUSA 22007400 and ELRING 243600, plus the other parts above.

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

3 Oil Filler Cap parts for the 2023 Acura MDX come from 3 brands — CALORSTAT, GATES and MOTORAD. Every part fits both the 3.0L V6 Turbocharged and the 3.5L V6.

Listed part numbers: CALORSTAT OC2335, GATES 31284 and MOTORAD MO159.

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 for the 2023 Acura MDX come from 14 brands — VARIOUS MFR, BOSCH, WIX and 11 other brands. The "Popular" part is WIX 57356XP. Every part fits both the 3.0L V6 Turbocharged and the 3.5L V6.

The Economy section lists 6 options from VARIOUS MFR, BOSCH, FRAM and 2 other brands — the catalog's value-priced group. BOSCH 72226WS 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 57356XP is listed in this group.

In the Standard Replacement grade, BOSCH, DENSO, WIX and 7 other brands supply 10 parts: built to original-equipment specification. A representative part number is BOSCH 3323.

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 for the 2023 Acura MDX come from 2 brands — SKP and MELLING.

The Economy section: 1 option from SKP. SKP SKM569 is listed in this group.

Standard Replacement: 1 part, from MELLING. A representative part number is MELLING M569.

This group includes SKP SKM569 and MELLING M569.

This table covers the gaskets that seal the Oil Pump. 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 Pump Gasket parts are listed for the 2023 Acura MDX, from AJUSA and ELRING.

Part numbers include AJUSA 01130500 and ELRING 967650.

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

One part is listed for the 2023 Acura MDX — ENGINETECH K35526P.

This table covers the Timing belts. Typical signs include squeal on cold start, cracked ribs, or glazing. Spin the tensioner and idlers by hand while the belt is off. Read more

6 Timing Belt parts are listed for the 2023 Acura MDX, from CLOYES, BANDO, GATES and 3 other brands. BANDO TB329 carries the "Popular" badge.

Economy: 1 part, from CLOYES. A representative part number is CLOYES B329.

The Standard Replacement section: 5 options from BANDO, GATES, ACDELCO and 2 other brands. BANDO TB329 is listed in this group.

This group includes BANDO TB329, CLOYES B329 and GATES T329 and the remaining parts above.

This table covers the Timing Belt & component kits. Read more

10 Timing Belt & Component Kit parts for the 2023 Acura MDX come from 5 brands — CONTINENTAL, AISIN, GATES and 2 other brands. The "Popular" part is AISIN TKH002.

The Economy section: 2 options from CLOYES and CONTINENTAL. CLOYES BK329A is listed in this group.

Standard Replacement: 8 parts, from CONTINENTAL, AISIN, GATES and 1 other brand. A representative part number is AISIN TKH002.

This table covers the Timing Belt pulleys. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

This group shows a single part: CLOYES 95508.

This table covers the Timing Belt 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

9 Timing Belt Tensioner parts for the 2023 Acura MDX come from 7 brands — GMB, GATES, AISIN and 4 other brands. The "Popular" part is AISIN BTH001.

Listed part numbers: AISIN BTH001, GMB 4355767 and ACDELCO T43129, 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

This group shows a single part: SKF 16473.

This table covers the Timing idlers. Typical signs include a chirp that follows engine speed, or an idler that feels rough or has play. Replace a noisy idler with the belt — the labor is already paid for. Read more

4 Timing Idler parts for the 2023 Acura MDX come from 4 brands — CLOYES, GATES, GMB and 1 other brand.

Listed part numbers: CLOYES 95509, GATES T41232 and GMB 4359730, plus the other parts above.

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

2 Turbocharger Boost Sensor parts are listed for the 2023 Acura MDX, from WELLS and HELLA.

Economy: 1 part, from WELLS. A representative part number is WELLS 5S15125.

The Standard Replacement section: 1 option from HELLA. HELLA 009403361 is listed in this group.

Listed part numbers: WELLS 5S15125 and HELLA 009403361.

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 Acura MDX — AJUSA JTC12788.

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 OP11412.

This table covers the Valve covers. Read more

AUTOTECNICA supplies both parts for the 2023 Acura MDX. All of them fit every engine offered in the 2023 MDX.

Listed part numbers: AUTOTECNICA HA1423912 and AUTOTECNICA HA1423913.

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 for the 2023 Acura MDX come from 4 brands — BECK/ARNLEY, AJUSA, ELRING and 1 other brand. The "Popular" part is BECK/ARNLEY 0362055.

Listed part numbers: BECK/ARNLEY 0362055, BECK/ARNLEY 0362072 and AJUSA 75000400, plus the other parts 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

2 Valve Guide parts for the 2023 Acura MDX come from SBI.

This group includes SBI 1408158 and SBI 1408157.

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

This group shows a single part: AJUSA 85025600.

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

MELLING supplies both parts for the 2023 Acura MDX.

Listed part numbers: MELLING VS2501 and MELLING VS2502.

This table covers the Valve Spring retainers. Read more

One part is listed for the 2023 Acura MDX — MELLING VSR730.

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

2 Valve Spring Retainer Keeper parts are listed for the 2023 Acura MDX, from MELLING and SBI. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include MELLING VL1060 and SBI 1211060.

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

8 Valve Stem Seal parts for the 2023 Acura MDX come from 4 brands — ELRING, SBI, AJUSA and 1 other brand. The "Popular" part is FEL-PRO SS702832. 1 part fits every engine; the other 7 are engine-specific.

Part numbers include FEL-PRO SS702832, SBI 1221201 and AJUSA 12014300, among others listed 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

2 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2023 Acura MDX come from 2 brands — ROSTRA and WALKER PRODUCTS.

This group includes ROSTRA 790143 and WALKER PRODUCTS 5901137.

This table covers the seals at the Variable Valve Timing (VVT) Solenoid Gasket. 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 Acura MDX — ELRING 464360.