Engine Gaskets & Seals

S&S Cycle - 90-4073 - Rocker Box Gasket - Big TwinFeaturesIncludes all required gaskets and O-rings for both rocker boxesSpecsRiding StyleStreetFeaturesFor '99 - '06 Big Twin Cam S&S Rocker BoxesProduct NameGasket KitTypeRocker BoxUnitsKitFeatures6-Bolt...

S&S Cycle - 90-9507 - Top End Gasket Kit - 3.5" - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsRiding StyleStreetTypeTop EndUnitsKitProduct...

S&S Cycle - 90-9506 - Top End Gasket Kit - 4-1/8" - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsRiding StyleStreetTypeTop EndProduct...

S&S Cycle - 90-9505 - Top End Gasket Kit - 4" Super Stock - Twin CamFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsUnitsKitRiding StyleStreetBore Size...

S&S Cycle - 90-9504 - Top End Gasket Kit - 3-7/8" Super Stock - Twin CamFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsTypeTop EndProduct NameGasket KitBore...

S&S Cycle - 90-9503 - Top End Gasket Kit - 4" Super Stock - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsUnitsKitTypeTop EndRiding...

S&S Cycle - 90-9502 - Top End Gasket - 3-5/8" Super Stock - EVO Big TwinFeaturesIncludes set of head and base gaskets, exhaust gaskets and O-ringsLayered steel head gasketsMade in the U.S.A.Kit does not include rocker box gaskets; must be purchased...

S&S Cycle - 900-1176 - Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models Features Studs 8 studs with rounded thread roots, rather than flat, improving fatigue strength 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC Positive...

S&S Cycle - 50-8046 - Viton O-RingFeaturesO-Ring for Super E & G CarburetorsSpecsMaterialVitonUnitsEachProduct NameO-RingStyleCustom ReplacementRiding StyleStreetFitment1965-1978 Harley-Davidson 1200 Electra Glide FLH1977-1978 Harley-Davidson Caf? Racer...

S&S Cycle - 50-7961-S - Viton O-RingFeaturesO-Ring for Super E & G CarburetorsSpecsStylePerformance ReplacementInside Diameter Imperial5.250''UnitsEachMaterialVitonOutside Diameter5,437''Inside Diameter5,250''Riding StyleStreetOutside Diameter Imperial5...

S&S Cycle - 31-4060 - Left Main Seal - Sportster '91-'13 Features Sprocket shaft seal for '86-'03 XL Replacement Part for OEM Number(s): 3515174A Specs Inside Diameter 1,500'' Product Name Seal Units Each Outside...

Revolution Performance, Llc - RP10193HB027014 - Gasket Kit - 139"/143" - M8Featuresrevolution performance logoMade in the U.S.A.revolution performance logoSpecsRiding StyleStreetProduct NameGasket KitBore Size Imperial4-1/2''UnitsKitFitment2017-2021...

Revolution Performance, Llc - RP10181HB030014 - Gasket Kit - 124"/128" - M8Featuresrevolution performance logoMade in the U.S.A.revolution performance logoSpecsBore Size Imperial4-1/4''UnitsKitProduct NameGasket KitRiding StyleStreetFitment2017-2021...

S&S Cycle - 900-0605 - Gaskets - 3.927" - Twin CamFeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsMaterialSteelProduct...

S&S Cycle - 106-0992 - Complete Gasket Kit - 3.625" - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsProduct NameGasket...

S&S Cycle - 106-0964 - Complete Gasket Kit - 4-1/8" - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsRiding StyleStreetTypeCompleteBore Size...

S&S Cycle - 930-0094 - Base Gaskets - 4"FeaturesBase gaskets feature S&S Pro-Formance micropore™ compound proven to resist failure due to extrusion or blow outAll gaskets sold in pairsMade in the U.S.A.SpecsProduct NameGasketThickness0,46 mm...

S&S Cycle - 930-0099 - Base Gaskets - Front or Rear 4.125" - SSWFeaturesBase gaskets feature S&S Pro-Formance micropore™ compound proven to resist failure due to extrusion or blow outAll gaskets sold in pairsMade in the U.S.A.SpecsFeaturesS&S Bolt...

S&S Cycle - 930-0101 - Base Gaskets - Front or Rear 4.125" - STKFeaturesBase gaskets feature S&S Pro-Formance micropore™ compound proven to resist failure due to extrusion or blow outAll gaskets sold in pairsMade in the U.S.A.SpecsBore Size Imperial4...

S&S Cycle - 930-0093 - Base Gaskets - 3.625" - V2FeaturesBase gaskets feature S&S Pro-Formance micropore™ compound proven to resist failure due to extrusion or blow outAll gaskets sold in pairsMade in the U.S.A.SpecsProduct NameGasketThickness0,46 mm...

S&S Cycle - 930-0100 - Gaskets - 4-1/8" - SSWFeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsBore...

S&S Cycle - 930-0102 - Gaskets - 4-1/8" - STKFeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsTypeCylinder HeadBore...

S&S Cycle - 930-0090 - Gaskets - 4" - Twin CamFeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsBore Size Imperial4...

S&S Cycle - 930-0087 - Gaskets - 4" - Evo - .043"FeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsMaterialMicropore...

S&S Cycle - 930-0097 - Gaskets - 3.625" - .062"FeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsBore Size3,625''Thickness Imperial0...

S&S Cycle - 930-0091 - Gaskets - 3.625" - .045"FeaturesHead gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coatingMade in the USASpecsProduct NameGasketRiding...

S&S Cycle - 910-0465 - Cylinder Gasket Kit - 3.927" - 97"/106" S&S Twin CamFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsTypeTop EndUnitsKitProduct...

S&S Cycle - 106-1020 - Complete Gasket Kit - 4" - EVO Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsTypeCompleteBore Size Imperial4.000''Riding...

S&S Cycle - 90-1914 - Top End Gasket - 4.125"FeaturesIncludes set of head and base gaskets, exhaust gaskets and O-ringsLayered steel head gasketsMade in the U.S.A.Kit does not include rocker box gaskets; must be purchased separately.SpecsProduct...

S&S Cycle - 90-4097 - Rocker Box Gasket KitFeaturesIncludes all required gaskets and O-rings for both rocker boxesSpecsTypeRocker BoxUnitsKitRiding StyleStreetProduct NameGasket KitFitment2005 Harley-Davidson 15th Anniversary Fat Boy FLSTF2011-2013...

S&S Cycle - 90-9510 - Top End Gasket Kit - 4-1/8" - Big TwinFeaturesContains the best quality gasketsMade in the USATop-end gasket kit do not include rocker box gaskets; must be purchased separately.SpecsTypeTop EndBore Size Imperial4.125''Riding...

S&S Cycle - 90-1906 - Gasket Set - 3.625" - V2 Big TwinFeaturesContains head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles)Made in the USASpecsProduct...

S&S Cycle - 90-1905 - Gasket Set - 3.5" - V2 Big TwinFeaturesContains head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles)Made in the USASpecsTypeCylinder HeadRiding...

S&S Cycle - 106-5929 - Cam Install Kit - Chain DriveFeaturesKits include all required parts needed when servicing or changing gear- or chain-drive cams in a Twin Cam motorMade in the U.S.A.SpecsRiding StyleStreetProduct NameInstallation...

S&S Cycle - 31-2100 - REED VALVE, 84-99 +.030FeaturesNew-style breather is not dependent on the rotation of the crankshaft to make it open and close. Instead, reeds open when pressure in the crankcase becomes greater than pressure in the cam chest, and...

S&S Cycle - 310-0742 - Breather Valve - Twin CamFeaturesSolves the problem of oil carryover in Twin Cam "A" motors with stock oil pumpOil carryover is oil that comes out of your breather and all over your bikeEasy-to-install when changing cams or...

S&S Cycle - 31-2096 - REED VALVE, 93-99 STDFeaturesNew-style breather is not dependent on the rotation of the crankshaft to make it open and close. Instead, reeds open when pressure in the crankcase becomes greater than pressure in the cam chest, and...

S&S Cycle - 34-4010 - Rod Bearing - Big Twin 41-99FeaturesHigh-quality OE replacement componentsMade in the U.S.A.SpecsUnitsKitRiding StyleStreetApplicationConnecting RodProduct NameBearingTypeRollerFitment1984 Harley-Davidson Disc Glide FXRDG1995-1998...

S&S Cycle - 31-4199-S - Inner Cam BearingFeaturesSuperior quality OE replacement bearingsMade in the U.S.A.Replacement Part for OEM Number(s): 9215SpecsProduct NameBearingTypeNeedleApplicationCamRiding StyleStreetUnitsEachFitment2011-2013 Harley-Davidson...

S&S Cycle - 31-4085 - Pinion Bearing - Twin CamFeaturesMade in the U.S.A.Replacement Part for OEM Number(s): 2460400DSpecsRiding StyleStreetUnitsEachApplicationPinion ShaftProduct NameBearingFitment2005 Harley-Davidson 15th Anniversary Fat Boy...