2020 Audi S3 Engine Parts

This table covers the chains that drive the balance shafts. Read more

2 Balance Shaft Chain parts for the 2020 Audi S3 come from 2 brands — CLOYES and PREFERRED COMPONENTS INC.

Listed part numbers: CLOYES C740 and PREFERRED COMPONENTS INC C796.

This table covers the guides that keep the balance-shaft chain on its path. Read more

6 Balance Shaft Chain Guide parts for the 2020 Audi S3 come from 2 brands — PREFERRED COMPONENTS INC and CLOYES. The "Popular" part is PREFERRED COMPONENTS INC R76272.

This group includes PREFERRED COMPONENTS INC R76272, PREFERRED COMPONENTS INC T64204 and CLOYES 95704 and the remaining parts above.

This table covers the Balance Shaft 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 Balance Shaft Chain Tensioner parts are listed for the 2020 Audi S3, from CLOYES and PREFERRED COMPONENTS INC.

Part numbers include CLOYES 95705 and PREFERRED COMPONENTS INC T64207.

This table covers the Balance Shaft sprockets. Read more

This group shows a single part: CLOYES S986.

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

2 Conversion / Lower Gasket Set parts for the 2020 Audi S3 come from 2 brands — AJUSA and VICTOR REINZ.

Part numbers include AJUSA 54295500 and VICTOR REINZ 081000901.

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

13 Crankshaft Seal parts are listed for the 2020 Audi S3, from VICTOR REINZ, FEL-PRO, NATIONAL and 5 other brands. FEL-PRO TCS46138 carries the "Popular" badge.

This table covers the Crankshaft Seal covers. Read more

This group shows a single part: DORMAN 635696.

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

2 Cylinder Head Bolt parts for the 2020 Audi S3 come from AJUSA.

This group includes AJUSA 81054400 and AJUSA 81077400.

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

6 Cylinder Head Gasket parts for the 2020 Audi S3 come from 6 brands — APEX, MAHLE / CLEVITE, AJUSA and 3 other brands. The "Popular" part is APEX AHG947.

Listed part numbers: APEX AHG947, MAHLE / CLEVITE 55345 and AJUSA 10202800, 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

4 Cylinder Head Gasket Set parts for the 2020 Audi S3 come from 3 brands — AJUSA, MAHLE / CLEVITE and VICTOR REINZ.

Part numbers include AJUSA 52550100, AJUSA 52550700 and MAHLE / CLEVITE HS55345, among others listed above.

This table covers the Engine covers. Read more

3 Engine Cover parts for the 2020 Audi S3 come from 2 brands — TECHPRO and VARIOUS MFR.

Part numbers include TECHPRO VW1228134 and TECHPRO VW1228139, among others listed above.

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

2 Engine Kit Gasket Set parts for the 2020 Audi S3 come from AJUSA.

Listed part numbers: AJUSA 50504000 and AJUSA 50504600.

This table covers the followers that drive a mechanical fuel pump off the camshaft. Read more

2 Fuel Pump Camshaft Follower parts for the 2020 Audi S3 come from 2 brands — ASTEMO / HITACHI and VEMO.

This group includes ASTEMO / HITACHI HCF3057 and VEMO V10250019.

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

5 Harmonic Balancer parts for the 2020 Audi S3 come from 5 brands — SKP, ULTRA-POWER, ATP and 2 other brands. The "Popular" part is ULTRA-POWER 594752.

The Economy section lists 1 option from SKP — the catalog's value-priced group. SKP SK594752 is listed in this group.

In the Standard Replacement grade, ULTRA-POWER, ATP, DAYCO and 1 other brand supply 4 parts: built to original-equipment specification. A representative part number is ULTRA-POWER 594752.

Listed part numbers: ULTRA-POWER 594752, SKP SK594752 and ATP 102437, plus the other parts above.

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

5 Intake Manifold Gasket parts for the 2020 Audi S3 come from 5 brands — FEL-PRO, AJUSA, APEX and 2 other brands. The "Popular" part is FEL-PRO MS97518.

Part numbers include FEL-PRO MS97518, AJUSA 13245500 and APEX AMS9470, among others listed above.

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 are listed for the 2020 Audi S3, from ANCHOR, PIONEER, SUSPENSIA and 1 other brand. ANCHOR 9919 carries the "Popular" badge.

Economy: 1 part, from SUSPENSIA. A representative part number is SUSPENSIA X01EM0012.

The Standard Replacement section: 7 options from ANCHOR, PIONEER and DEA / MARMON RIDE CONTROL. ANCHOR 9919 is listed in this group.

Part numbers include ANCHOR 9919, SUSPENSIA X01EM0012 and DEA / MARMON RIDE CONTROL A4934, among others listed 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

15 Oil parts are listed for the 2020 Audi S3, from PENTOSIN, LIQUI MOLY, VAICO and 2 other brands. PENTOSIN 8043206 carries the "Popular" badge.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

3 Oil Cooler parts are listed for the 2020 Audi S3, from DORMAN, HELLA and NISSENS.

This group includes DORMAN 918985, HELLA 366360581 and NISSENS 90914.

This table covers the gaskets that seal the Oil Cooler. 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 Cooler Gasket parts for the 2020 Audi S3 come from 2 brands — FEL-PRO and MAHLE / CLEVITE.

Listed part numbers: FEL-PRO 73305 and MAHLE / CLEVITE B33478.

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

3 Oil Drain Plug parts are listed for the 2020 Audi S3, from DORMAN, REIN and ÜRO PARTS.

This group includes DORMAN 090090, REIN HWP0043 and ÜRO PARTS 11137618512DP.

This table covers the Oil Drain Plug Removal tools. This is a service tool, not a wear part — match the application in the notes. Read more

One part is listed for the 2020 Audi S3 — DORMAN 090999.

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

One part is listed for the 2020 Audi S3 — REIN CPL0046.

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

16 Oil Filter parts are listed for the 2020 Audi S3, from PRO-TEC, WIX, CHAMP / LUBER-FINER and 11 other brands. WIX WL10396XP carries the "Popular" badge.

Economy: 5 parts, from PRO-TEC, CHAMP / LUBER-FINER, FRAM and 1 other brand. A representative part number is CHAMP / LUBER-FINER P1078.

In the High Performance / Heavy Duty grade, WIX and MOBIL supply 2 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is WIX WL10396XP.

The Standard Replacement section: 9 options from HENGST, MANN, WIX and 6 other brands. HENGST E358H03D246 is listed in this group.

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

2 Oil Filter Adapter Gasket / O-Ring parts for the 2020 Audi S3 come from 2 brands — FEL-PRO and MAHLE / CLEVITE.

This group includes FEL-PRO 76367 and MAHLE / CLEVITE B33479.

This table covers the Oil Filter covers. Read more

5 Oil Filter Cover parts for the 2020 Audi S3 come from 4 brands — VAICO, DORMAN, MOTORAD and 1 other brand. The "Popular" part is DORMAN 921169.

Listed part numbers: DORMAN 921169, MOTORAD MO319 and ÜRO PARTS 06L115401LPRM, plus the other parts above.

This table covers the Oil Level 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 Audi S3 — VNE 700045.

This table covers the oil pans that hold the engine's oil sump. Read more

6 Oil Pan parts for the 2020 Audi S3 come from 5 brands — DORMAN, SPECTRA PREMIUM, ÜRO PARTS and 2 other brands. The "Popular" part is SPECTRA PREMIUM VWP55A.

This group includes SPECTRA PREMIUM VWP55A, ÜRO PARTS 06K103600RPRM and DORMAN 264629 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

6 Oil Pan Gasket parts are listed for the 2020 Audi S3, from AJUSA, VICTOR REINZ, ELRING and 2 other brands. AJUSA 16063100 carries the "Popular" badge.

This group includes AJUSA 16063100, VICTOR REINZ 703141410 and AJUSA 59016200 and the remaining parts above.

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

VNE supplies both parts for the 2020 Audi S3.

Listed part numbers: VNE 1006008 and VNE 1006009.

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

5 Oil Pump Chain parts for the 2020 Audi S3 come from 3 brands — VAICO, PREFERRED COMPONENTS INC and CLOYES. The "Popular" part is CLOYES C741.

The Economy section: 1 option from PREFERRED COMPONENTS INC. PREFERRED COMPONENTS INC C760 is listed in this group.

The Kit section lists 3 options from VAICO — grouped under the catalog's "Kit" designation — the notes column spells out what sets them apart. VAICO V105855 is listed in this group.

Standard Replacement: 1 part, from CLOYES. A representative part number is CLOYES C741.

Part numbers include CLOYES C741, PREFERRED COMPONENTS INC C760 and VAICO V105855, among others listed above.

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 are listed for the 2020 Audi S3, from CLOYES and INA.

Part numbers include CLOYES 95802 and INA ZT0273.

This table covers the Oil Pump Control Valve 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

2 Oil Pump Control Valve / Solenoid parts for the 2020 Audi S3 come from 2 brands — DORMAN and GATES.

This group includes DORMAN 916880 and GATES VVS263.

This table covers the rocker arms that transfer cam motion to the valves. Read more

One part is listed for the 2020 Audi S3 — MELLING MR1349.

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

This group shows a single part: DAYCO 95352.

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

One part is listed for the 2020 Audi S3 — GMB 34800923.

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

3 Timing Chain parts for the 2020 Audi S3 come from 3 brands — CLOYES, PREFERRED COMPONENTS INC and VAICO.

This group includes CLOYES C739, PREFERRED COMPONENTS INC C7171 and VAICO V104455.

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

6 Timing Chain & Component Kit parts are listed for the 2020 Audi S3, from VAICO, CLOYES and GATES. CLOYES 90739SBX carries the "Popular" badge.

Economy: 1 part, from GATES. A representative part number is GATES CHK154.

The Standard Replacement section: 5 options from VAICO and CLOYES. CLOYES 90739SBX is listed in this group.

Listed part numbers: CLOYES 90739SBX, GATES CHK154 and CLOYES 90739SB, plus the other parts above.

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

5 Timing Chain Guide / Damper parts for the 2020 Audi S3 come from 3 brands — CLOYES, ÜRO PARTS and PREFERRED COMPONENTS INC. The "Popular" part is ÜRO PARTS 06H109509Q.

Part numbers include ÜRO PARTS 06H109509Q, CLOYES 95800 and CLOYES 95801, 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

One part is listed for the 2020 Audi S3 — CLOYES 95699.

This table covers the Timing covers. Read more

4 Timing Cover parts for the 2020 Audi S3 come from 3 brands — REIN, DORMAN and ÜRO PARTS.

This group includes DORMAN 635144, REIN TCV0137 and REIN TCV0158 and the remaining 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

3 Timing Cover Gasket parts are listed for the 2020 Audi S3, from MAHLE / CLEVITE and FEL-PRO.

Listed part numbers: FEL-PRO TCS46291, MAHLE / CLEVITE B33357 and MAHLE / CLEVITE JV5175.

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

2 Timing Cover Seal parts are listed for the 2020 Audi S3, from FEL-PRO and SKF.

This group includes FEL-PRO TCS46292 and SKF 17708.

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

3 Timing Crank Sprocket parts are listed for the 2020 Audi S3, from CLOYES, PREFERRED COMPONENTS INC and ÜRO PARTS.

Listed part numbers: CLOYES S997, PREFERRED COMPONENTS INC G56385 and ÜRO PARTS 06H105209AT.

This table covers the Torque Strut mounts. 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

This group shows a single part: ANCHOR 10363.

This table covers the turbochargers that compress intake air. Read more

2 Turbocharger parts are listed for the 2020 Audi S3, from GPD and ROTOMASTER.

Part numbers include GPD 2511771 and ROTOMASTER C1060101N.

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

This group shows a single part: WELLS 5S13477.

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 2020 Audi S3 — ÜRO PARTS 06H906283J.

This table covers the Turbocharger Coolant 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

3 Turbocharger Coolant Line parts are listed for the 2020 Audi S3, from DORMAN and REIN.

Part numbers include DORMAN 667430, DORMAN 667816 and REIN CHT0783.

This table covers the Turbocharger Diverter / Bypass valves. 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

5 Turbocharger Diverter / Bypass Valve parts are listed for the 2020 Audi S3, from SKP, DORMAN, PIERBURG and 2 other brands. SKP SK911240 carries the "Popular" badge.

Listed part numbers: SKP SK911240, DORMAN 911240 and PIERBURG 702901050, plus the other parts above.

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

2 Turbocharger Gasket parts for the 2020 Audi S3 come from 2 brands — AJUSA and MAHLE / CLEVITE.

This group includes AJUSA JTC12454 and MAHLE / CLEVITE GS34078.

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

8 Turbocharger Oil Line parts are listed for the 2020 Audi S3, from SUNSONG, BRUTE POWER, GATES and 4 other brands. BRUTE POWER LIN9066 carries the "Popular" badge.

Part numbers include BRUTE POWER LIN9066, GATES TL163 and AJUSA OP10639, among others listed above.

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

4 Valve Lifter parts are listed for the 2020 Audi S3, from AJUSA, ENGINETECH, MELLING and 1 other brand.

Part numbers include AJUSA 85009000, ENGINETECH L4332 and MELLING JB7532, among others listed above.

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

3 Valve Spring Retainer Keeper parts for the 2020 Audi S3 come from 3 brands — MELLING, QUALCAST and SBI.

Part numbers include MELLING VL1098, QUALCAST 345021 and SBI 1211098.

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 are listed for the 2020 Audi S3, from AJUSA and MAHLE / CLEVITE.

Listed part numbers: AJUSA 12035500, AJUSA 57077600 and MAHLE / CLEVITE SS45940A, plus the other 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

7 Variable Valve Timing (VVT) Solenoid / Actuator parts are listed for the 2020 Audi S3, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, DORMAN and 3 other brands. ÜRO PARTS 06L109259D carries the "Popular" badge.

Economy: 3 parts, from ÜRO PARTS, DORMAN and HOLSTEIN. A representative part number is ÜRO PARTS 06L109259D.

The Standard Replacement section: 4 options from STANDARD MOTOR PRODUCTS, PIERBURG and VAICO. PIERBURG 706117260 is listed in this group.

Part numbers include ÜRO PARTS 06L109259D, DORMAN 916963 and HOLSTEIN 2VTS0191, among others listed above.