2018 Genesis G90 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

This group shows a single part: AJUSA 54321400.

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

3 Crankshaft Repair Sleeve parts are listed for the 2018 Genesis G90, from BCA, NATIONAL and WJB / INMOTION PARTS.

Listed part numbers: BCA NS99177, NATIONAL 99177 and WJB / INMOTION PARTS WS99177.

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

19 Crankshaft Seal parts are listed for the 2018 Genesis G90, from WJB / INMOTION PARTS, APEX, FEL-PRO and 5 other brands. APEX ABS1195 carries the "Popular" badge.

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

2 Cylinder Head Bolt parts for the 2018 Genesis G90 come from 2 brands — AJUSA and TOPLINE.

This group includes AJUSA 81079600 and TOPLINE HBHY14.

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

4 Cylinder Head Gasket parts for the 2018 Genesis G90 come from AJUSA.

Listed part numbers: AJUSA 10262000, AJUSA 10262100 and AJUSA 52689800, 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

This group shows a single part: AJUSA 52689700.

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

This group shows a single part: AJUSA 50609800.

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

2 Exhaust Valve parts are listed for the 2018 Genesis G90, from MELLING and TOPLINE.

This group includes MELLING V5570 and TOPLINE EVHY18.

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

3 Harmonic Balancer parts for the 2018 Genesis G90 come from 3 brands — ACKOJA, HL MANDO and HYUNDAI. 1 part fits every engine; the other 2 are engine-specific.

This group includes ACKOJA A520620, HL MANDO 30A5002 and HYUNDAI 231243LTA0.

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

This group shows a single part: AJUSA 13330000.

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 are listed for the 2018 Genesis G90, from MELLING and TOPLINE.

Part numbers include MELLING V5569 and TOPLINE IVHY18.

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

109 Oil parts are listed for the 2018 Genesis G90, from VALVOLINE, LIQUI MOLY, MOBIL and 4 other brands. MOBIL 125195 carries the "Popular" badge. Conventional, Full Synthetic, High Mileage (>75,000 Miles), Racing and Synthetic Blend are all represented, and Full Synthetic alone accounts for 66 parts.

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

7 Oil Drain Plug parts are listed for the 2018 Genesis G90, from DORMAN, AGS, REIN and 1 other brand. DORMAN 090033 carries the "Popular" badge.

Listed part numbers: DORMAN 090033, DORMAN 090053 and AGS ODP00007, 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

6 Oil Drain Plug Gasket parts for the 2018 Genesis G90 come from 4 brands — DORMAN, JAPANESE OE, FEL-PRO and 1 other brand. The "Popular" part is DORMAN 095147.

Listed part numbers: DORMAN 095147, FEL-PRO 73346 and DORMAN 995147CD, plus the other parts above.

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

4 Oil Filler Cap parts are listed for the 2018 Genesis G90, from CALORSTAT, GATES, MOTORAD and 1 other brand.

This group includes CALORSTAT OC2331, GATES 31083 and MOTORAD MO151 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

6 Oil Filter parts are listed for the 2018 Genesis G90, from CHAMP / LUBER-FINER, FAMOUS BRAND, HASTINGS / BALDWIN and 3 other brands. HASTINGS / BALDWIN LF723 carries the "Popular" badge.

In the Economy grade, CHAMP / LUBER-FINER and FAMOUS BRAND supply 2 parts: the catalog's value-priced group. A representative part number is CHAMP / LUBER-FINER P1027.

The Standard Replacement section lists 4 options from HASTINGS / BALDWIN, WIX, MAHLE / CLEVITE and 1 other brand — built to original-equipment specification. HASTINGS / BALDWIN LF723 is listed in this group.

This group includes HASTINGS / BALDWIN LF723, CHAMP / LUBER-FINER P1027 and FAMOUS BRAND 94067 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 2018 Genesis G90 — VICTOR REINZ 703141410.

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

One part is listed for the 2018 Genesis G90 — HYUNDAI 244603F400.

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

This group shows a single part: HYUNDAI 243223F400.

This table covers the Turbocharger Boost solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

One part is listed for the 2018 Genesis G90 — AUTOTECNICA HY1418048.

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

4 Valve Cover Gasket parts are listed for the 2018 Genesis G90, from AJUSA and BECK/ARNLEY.

Listed part numbers: AJUSA 56105700, AJUSA 56105800 and BECK/ARNLEY 0362121, plus the other parts above.

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

One part is listed for the 2018 Genesis G90 — HYUNDAI 246103F301.

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

AJUSA supplies both parts for the 2018 Genesis G90.

This group includes AJUSA 12046000 and AJUSA 57090200.

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

9 Variable Valve Timing (VVT) Solenoid / Actuator parts are listed for the 2018 Genesis G90, from GATES, ULTRA-POWER, HOLSTEIN and 4 other brands. ULTRA-POWER 916715 carries the "Popular" badge.

Economy: 7 parts, from GATES, ULTRA-POWER, HOLSTEIN and 2 other brands. A representative part number is ULTRA-POWER 916715.

The Standard Replacement section: 2 options from BECK/ARNLEY and STANDARD MOTOR PRODUCTS. BECK/ARNLEY 0242189 is listed in this group.

This group includes ULTRA-POWER 916715, GATES VVS260 and GATES VVS368 and the remaining parts above.

This table covers the cam phaser sprockets used by the variable-valve-timing system. Read more

3 Variable Valve Timing (VVT) Sprocket parts are listed for the 2018 Genesis G90, from STANDARD MOTOR PRODUCTS and WELLS.

This group includes STANDARD MOTOR PRODUCTS VVT648, STANDARD MOTOR PRODUCTS VVT693 and WELLS 3T1118.