S&S Cycle - 33-5108 - 640 Cam - EvolutionFeaturesS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produceFor large...

S&S Cycle - 33-5212 - Cam Bearing Plate - Twin CamFeaturesHeavy-duty steel cam bearing plate is recommended for use with all gear-drive cams and is included in S&S complete gear-drive cam kitsMade in the U.S.A...

S&S Cycle - 340-0077 - Right Side Inner Main Bearing Race - Twin Cam Features Made in the U.S.A. For '03-'17 Twin Cam, '00-'03 Twin Cam “B” and S&S 3-piece flywheels (right side). Specs Product...

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 - 31-4013 - Bearing - LeftFeaturesUsed as OEM replacement components on 84-02 models and for Timken bearing conversions on 03-16 modelsMade in the U.S.A.Replacement Part for OEM Number(s): 9028SpecsApplicationSprocket ShaftUnitsKitRiding...

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 - 31-4080 - Inner Cam Bearing - Twin Cam Features Superior quality OE replacement bearings Made in the U.S.A. Replacement Part for OEM Number(s): 9198 Specs Type Needle Application Cam Product...

S&S Cycle - 31-4009 - Cam Bearing - Big Twin Features Superior quality OE replacement bearings Made in the U.S.A. Specs Product Name Bearing Riding...

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...

S&S Cycle - 34-4007 - Wrist Pin Bushing - Big Twin Features Meets or exceeds fitment and wearability of OEM bushings Measures 0.767" x 0.895" x 1.077" Made in the U.S.A. Specs Product Name Bushing Riding...

S&S Cycle - 31-4004 - Ride Side Crankcase Bearing Race - Standard - Big TwinFeaturesMade in the U.S.A.SpecsProduct NameRaceRiding StyleStreetApplicationCrankcaseUnitsEachSizeStandardFitment1995-1998 Harley-Davidson Dyna Convertible FXDS-CONV1995-1998...

S&S Cycle - 320-0603 - Flywheel AssemblyFeaturesMade of high-strength forged steel and designed for stock and high-performance custom applicationsSpecial keyed 6  large diameter tapered sprocket shaft that provides more contact area for increased...

S&S Cycle - 34-4040 - Race Bearing Set - Big TwinFeaturesUsed to rebuild S&S and stock connecting rodsIncludes hardened steel rod bearing races and bronze wrist pin bushingsRequires finish sizing after installationMade in the U.S.A.Not for use on Twin...

S&S Cycle - 320-0598 - Flywheel AssemblyFeaturesMade of high-strength forged steel and designed for stock and high-performance custom applicationsSpecial keyed 6  large diameter tapered sprocket shaft that provides more contact area for increased...

S&S Cycle - 320-0477 - Flywheel - EvolutionFeaturesReplacement Flywheel Assemblies for Twin Cam MotorsS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are...

S&S Cycle - 320-0360 - Flywheel - Twin CamFeaturesReplacement Flywheel Assemblies for Twin Cam MotorsS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are...

S&S Cycle - 320-0350 - Flywheel - Twin CamFeaturesReplacement Flywheel Assemblies for Twin Cam MotorsS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are...

S&S Cycle - 320-0459 - Stroker Flywheel Kit - 106" - Twin CamFeaturesFeature three-piece assembled flywheels with shaftsDo not require any motor case modification4-1/2" stroke103" stock motors or motors with factory 95" kits require piston kit only;...

S&S Cycle - 320-0464 - Flywheel - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing conversionFits...

S&S Cycle - 32-2230 - Flywheel Assembly - Big TwinFeaturesMade of high-strength forged steel and designed for stock and high-performance custom applicationsSpecial keyed 6  large diameter tapered sprocket shaft that provides more contact area for...

S&S Cycle - 320-0351 - Flywheel - Stroker - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing...

S&S Cycle - 320-0352 - Flywheel - Stroker - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing...

S&S Cycle - 320-0402 - Flywheel - Stroker - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing...

S&S Cycle - 320-0460 - Stroker Flywheel Kit - 106" - Twin CamFeaturesFeature three-piece assembled flywheels with shaftsDo not require any motor case modification4-1/2" stroke103" stock motors or motors with factory 95" kits require piston kit only;...

S&S Cycle - 320-0403 - Flywheel Assembly - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing...

S&S Cycle - 34-2103 - Crankpin - Big TwinFeaturesInclude crankpin, nuts and keyMade in the U.S.A.SpecsMaterialSteelProduct NameCrankpin AssemblyTypeOversizedUnitsEachRiding StyleStreetFitment1983 Harley-Davidson Disc Glide FXDG1984 Harley-Davidson Disc...

S&S Cycle - 310-1326 - Crankcase - MK-Series "B" - Black - M8 SoftailFeaturesStock deck heightLarge volume sumpMachined, close-fitting oil scraper (stock is as cast)A solid foundation for building a big-bore engineMade in the USAIncludes Manufacturers...

S&S Cycle - 32-2239 - Flywheel Assembly - Big TwinFeaturesMade of high-strength forged steel and designed for stock and high-performance custom applicationsSpecial keyed 6  large diameter tapered sprocket shaft that provides more contact area for...

S&S Cycle - 320-0361 - Flywheel - Stroker - Twin CamFeaturesS&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671" crankpinFlywheel assemblies are designed for use with Timken bearing...

S&S Cycle - 33-2004 - Motor Sprocket Shaft Assembly - Big TwinFeaturesIncludes tapered shaft, nut and keysFor use with standard diameter bearingMade in the U.S.A.SpecsUnitsEachProduct NameSprocket Shaft AssemblyRiding StyleStreetFitment1970-1980...

S&S Cycle - 33-2027 - Pinion Shaft - Big TwinFeaturesFor use with standard bearing diameterMade in the U.S.A.Fitment notes:Fits L'81-'99 Big Twin with OEM flywheels and '84-'99 Evolution Big Twin with S&S flywheels.SpecsMaterialSteelRiding...

S&S Cycle - 34-2102 - Crankpin - Big TwinFeaturesInclude crankpin, nuts and keyMade in the U.S.A.SpecsProduct NameCrankpin AssemblyTypeStandardRiding StyleStreetMaterialSteelUnitsEachFitment1983 Harley-Davidson Disc Glide FXDG1984 Harley-Davidson Disc...

S&S Cycle - 31-0047 - Engine Case - +4.000" Bore - Special Application - Evolution Big TwinFeaturesDesigned for high performance engines with cylinder bores 4.000\Cam chest is moved outward 0.250" to allow crankcases to handle large cylinder bore...

Revolution Performance, Llc - RP301-600 - Piston Kit - Flat-Top - For 139" Monster Big Bore Cylinder Kit - 107" M8Featuresrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with...

Revolution Performance, Llc - RP301-111W - Piston Kit - Flat-Top - For 124" Monster Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons...

Revolution Performance, Llc - RP301-119WD - Piston Kit - Domed - For 117" Monster Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with...

Revolution Performance, Llc - RP301-119W - Piston Kit - Dished - For 117" Monster Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with...

Revolution Performance, Llc - RP301-116WD - Piston Kit - Domed - For 107" Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with skirt...

Revolution Performance, Llc - RP301-116W - Piston Kit - Flat-Top - For 107" Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with skirt...

Revolution Performance, Llc - RP301-105W - Piston Kit - Flat-Top - For 98" Big Bore Cylinder Kit - Twin CamFeaturesrevolution performance logoTop-quality custom-forged piston kits manufactured with high-strength aluminum alloyInclude pistons with skirt...