2020 Genesis G90 Engine Parts

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

2 Connecting Rod Bearing parts are listed for the 2020 Genesis G90, from ENGINETECH and TOPLINE.

Part numbers include ENGINETECH BB1004 and TOPLINE RBHY14L.

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

2 Crankshaft Main Bearing parts for the 2020 Genesis G90 come from TOPLINE.

Part numbers include TOPLINE TWHY14 and TOPLINE MBHY14L.

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 2020 Genesis G90 come from MAHLE / CLEVITE.

This group includes MAHLE / CLEVITE 67874 and MAHLE / CLEVITE 67729.

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

One part is listed for the 2020 Genesis G90 — TOPLINE HBHY14.

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

2 Harmonic Balancer parts are listed for the 2020 Genesis G90, from ACKOJA and HYUNDAI.

This group includes ACKOJA A520620 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

One part is listed for the 2020 Genesis G90 — MAHLE / CLEVITE MS20294.

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 2020 Genesis G90 come from 2 brands — MELLING and TOPLINE.

Listed part numbers: MELLING V3286 and TOPLINE IVHY14.

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

76 Oil parts for the 2020 Genesis G90 come from 7 brands — VALVOLINE, LIQUI MOLY, MOBIL and 4 other brands. The "Popular" part is MOBIL 125195. Grades run from Conventional through Synthetic Blend; Full Synthetic is the most populated section, led by LIQUI MOLY, VALVOLINE, MOBIL and 3 other brands.

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

6 Oil Drain Plug parts for the 2020 Genesis G90 come from 4 brands — DORMAN, AGS, REIN and 1 other brand. The "Popular" part is DORMAN 090033.

This group includes DORMAN 090033, DORMAN 090053 and AGS ODP00007 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

5 Oil Drain Plug Gasket parts are listed for the 2020 Genesis G90, from DORMAN, FEL-PRO, JAPANESE OE and 1 other brand. DORMAN 095147 carries the "Popular" badge.

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

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

4 Oil Filler Cap parts for the 2020 Genesis G90 come from 4 brands — 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

7 Oil Filter parts for the 2020 Genesis G90 come from 7 brands — CHAMP / LUBER-FINER, FAMOUS BRAND, PRO-TEC and 4 other brands. The "Popular" part is VARIOUS MFR PO99470EX.

The Economy section lists 4 options from CHAMP / LUBER-FINER, FAMOUS BRAND, PRO-TEC and 1 other brand — the catalog's value-priced group. CHAMP / LUBER-FINER P1050 is listed in this group.

In the Standard Replacement grade, VARIOUS MFR, WIX and MAHLE / CLEVITE supply 3 parts: built to original-equipment specification. A representative part number is VARIOUS MFR PO99470EX.

Listed part numbers: VARIOUS MFR PO99470EX, CHAMP / LUBER-FINER P1050 and FAMOUS BRAND 85237, plus the other parts above.

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

One part is listed for the 2020 Genesis G90 — MAHLE / CLEVITE B33332.

This table covers the Oil Filter covers. Read more

One part is listed for the 2020 Genesis G90 — ACKOJA A520915.

This table covers the seals at the Oil Filter Housing. 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: MAHLE / CLEVITE GS33924.

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

This group shows a single part: VICTOR REINZ 703141410.

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

2 Oil Pump Chain parts are listed for the 2020 Genesis G90, from MELLING and S.A. GEAR.

Listed part numbers: MELLING 1103 and S.A. GEAR C1239.

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

2 Oil Pump Chain Tensioner parts for the 2020 Genesis G90 come from 2 brands — MELLING and S.A. GEAR.

Listed part numbers: MELLING BT7081 and S.A. GEAR 91421.

This table covers the Oil Pump sprockets. Read more

One part is listed for the 2020 Genesis G90 — MELLING S1327.

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

2 Timing Chain parts are listed for the 2020 Genesis G90, from MELLING and S.A. GEAR.

Listed part numbers: MELLING 1098 and S.A. GEAR C1197.

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

3 Timing Chain & Component Kit parts for the 2020 Genesis G90 come from 2 brands — MELLING and S.A. GEAR.

The Economy section: 1 option from S.A. GEAR. S.A. GEAR 76461S is listed in this group.

Standard Replacement: 2 parts, from MELLING. A representative part number is MELLING 31098SX.

Listed part numbers: S.A. GEAR 76461S, MELLING 31098SX and MELLING 31098S.

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

6 Timing Chain Guide / Damper parts are listed for the 2020 Genesis G90, from S.A. GEAR, PREFERRED COMPONENTS INC and HYUNDAI. S.A. GEAR 71283 carries the "Popular" badge.

This group includes S.A. GEAR 71283, S.A. GEAR 71282 and HYUNDAI 244203CGA3 and the remaining parts 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 for the 2020 Genesis G90 come from 5 brands — S.A. GEAR, HYUNDAI, INA and 2 other brands. The "Popular" part is S.A. GEAR 91378.

Listed part numbers: S.A. GEAR 91378, HYUNDAI 244103CGA3 and INA ZT0685, plus the other parts above.

This table covers the gaskets that seal the Timing Cover. 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: MAHLE / CLEVITE JV5274.

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

4 Timing Crank Sprocket parts for the 2020 Genesis G90 come from 2 brands — MELLING and HYUNDAI.

This group includes HYUNDAI 231223L100, MELLING S1328 and MELLING S1329 and the remaining 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

One part is listed for the 2020 Genesis G90 — WELLS 5S15729.

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

This group shows a single part: 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

3 Valve Cover Gasket parts for the 2020 Genesis G90 come from 2 brands — BECK/ARNLEY and MAHLE / CLEVITE.

Part numbers include BECK/ARNLEY 0362108, BECK/ARNLEY 0362109 and MAHLE / CLEVITE VS50879.

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 2020 Genesis G90 come from 2 brands — SBI and TOPLINE.

Listed part numbers: SBI 1403152 and TOPLINE VGHY14.

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

2 Valve Lifter parts for the 2020 Genesis G90 come from HYUNDAI.

This group includes HYUNDAI 222263CCA0 and HYUNDAI 222263CCC0.

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

3 Valve Spring Retainer Keeper parts are listed for the 2020 Genesis G90, from HYUNDAI, MELLING and SBI.

Part numbers include HYUNDAI 2222302500, 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

4 Valve Stem Seal parts for the 2020 Genesis G90 come from 4 brands — APEX, FEL-PRO, MAHLE / CLEVITE and 1 other brand.

This group includes APEX AVS2093, FEL-PRO SS72298 and MAHLE / CLEVITE SS46116 and the remaining 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

14 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2020 Genesis G90 come from 7 brands — HYUNDAI, DORMAN, ACKOJA and 4 other brands. The "Popular" part is HYUNDAI 243783L100.

The Economy section: 3 options from DORMAN and WELLS. DORMAN 918031 is listed in this group.

Standard Replacement: 11 parts, from HYUNDAI, ACKOJA, BECK/ARNLEY and 2 other brands. A representative part number is HYUNDAI 243783L100.

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

7 Variable Valve Timing (VVT) Sprocket parts for the 2020 Genesis G90 come from 6 brands — HYUNDAI, SKP, AUTOTECNICA and 3 other brands. The "Popular" part is SKP SK998015.

The Economy section: 2 options from SKP and AUTOTECNICA. SKP SK998015 is listed in this group.

Standard Replacement: 5 parts, from HYUNDAI, STANDARD MOTOR PRODUCTS, ACKOJA and 1 other brand. A representative part number is STANDARD MOTOR PRODUCTS VVT709.

Listed part numbers: SKP SK998015, AUTOTECNICA HY1421805 and STANDARD MOTOR PRODUCTS VVT709, plus the other parts above.