Engine Gaskets & Seals

James Gasket - JGI-29230-90-K - Breather Shop Service KitFeaturesIncludes all gaskets, seals and O-rings to service OEM breather systemsMade in the USASpecsTypeIntakeUnitsKitProduct NameGasket KitRiding StyleStreet

Feuling Parts - 1078 - Valve Guide Seals - For 0.500" Guide - 5/16" Valve StemFeaturesHigh-quality Viton® valve guide sealsDesigned to handle high engine temperatures with a built-in spring-loaded wiper to clean excess oil from valve stem with minimal...

Feuling Parts - 5200 - Crankshaft Bearing Race Kit - Twin Cam A EnginesFeaturesPress-on races have a precision-ground outer diameter finish and are designed to be true to size, producing the correct outer diameter after proper press on...

Cometic - C10377-030 - Head Gasket - 4.250" - .030" - Center Cooled - MLS - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMLX Gasket...

Cometic - C10377 - Head Gasket - 4.250" - .040" - Center Cooled - MLS - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMLX Gasket...

Cometic - C10348-052 - Head Gasket - 4.500" - .052" - 4.515" ID Coolant - MLX - M8FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMLX Gasket...

Cometic - C9167 - Rocker Box Gasket Kit with seals 0.530" OD Value guides - Screamin' EagleFeaturesPremium materials used for specific applications to provide a long, service free lifeInclude all gaskets, seals, O-rings and quality bolt seals needed when...

Cometic - C9934 - Head Gasket - S&S Super Sidewinder - 4.125" - .045"FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMulti-Layer Steel (MLS) gasket...

Cometic - C9917 - Top End Gasket - 4" - S&SFeaturesEST gasket kit includes embossed stainless steel head, base and rocker gaskets covered with a proprietary rubber materialMaterial allows heat to be drawn away from the combustion ring and dissipated...

Cometic - C9935 - Base Gasket - S&S Super Sidewinder Plus - +4.125" - .010"FeaturesHigh quality products for long-term reliabilityManufactured from premium fuel-resistant materialsViton gaskets feature a stainless steel core with a .001" thick coating of...

Cometic - C9932 - Head Gasket - S&S Super Sidewinder Plus - +4.125" - .036"FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMulti-Layer Steel (MLS)...

Cometic - C9931 - Head Gasket - S&S Super Sidewinder Plus - +4.125" - .030"FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMulti-Layer Steel (MLS)...

Cometic - C9930 - Head Gasket - S&S Super Sidewinder Plus - +4.125" - .027"FeaturesHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not creep, crack or become brittleMulti-Layer Steel (MLS)...

Bassani Xhaust - 1802P - O2 Sensor Port Plugs - 18 mmFeaturesAllow non-sensor HD models to run newer-style exhaust systems equipped with O2 sensor portsSimply screw into non-essential sensor portsSold in pairsMade in the U.S.A.Bassani Xhaust...

Bassani Xhaust - 1202P - O2 Sensor Port Plugs - 12 mmFeaturesAllow non-sensor HD models to run newer-style exhaust systems equipped with O2 sensor portsSimply screw into non-essential sensor portsSold in pairsMade in the U.S.A.Bassani Xhaust...

Bassani Xhaust - 102P2 - O2 Port Bung Adapter - 18 mm to 12 mmFeaturesThreaded outer and inner adapters reduce O² sensor port from 18 mm to 12 mm allowing riders to use our exhaust pipes on select, newer-model motorcyclesSold in pairsMade in the U.S.A...

Wiseco - S534 - Wrist PinFeaturesWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperaturesSpecsLength Metric55.9 mmMaterialAluminumOutside Diameter Metric20 mmLength55,9...

Trask - DM-1999 - Breather Kit - Big Twin Features Machined T-6061 billet aluminum construction Helps oil drain more efficiently into the rocker Reduces oil misting coming from the engine breathers Made in the U.S.A. Specs Product...

S&S Cycle - 34-7800 - Connecting Rod Assembly - XLFeaturesHigh-quality, heavy duty rod sets come complete and ready to installSet includes front and rear rods, crankpin and nuts, steel cages and roller bearingsRods are deep-forged and heat-treated, 0...

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 - 90-9503 - 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 - 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 - 900-0862 - Gaskets - 3.94" - 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 Size3,940''Thickness...

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 - 930-0093 - 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 - 930-0092 - Base Gaskets - 3.5" - 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.SpecsBore Size Imperial3.500''Riding...

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...