S&S Cycle - 310-1083A - Cam Chest Kit with Plate - Gear Drive - Oil Cooled - 550 Cam - Chrome Pushrods - M8FeaturesAll parts in each kit are matched to ensure superior quality, fit, finish and performanceOil pump and cam plate are precision-machined from...

S&S Cycle - 310-1006A - Cam Chest Kit with Plate - Gear Drive - Oil Cooled - 475 Cam - Chrome Pushrods -M8FeaturesAll parts in each kit are matched to ensure superior quality, fit, finish and performanceOil pump and cam plate are precision-machined from...

S&S Cycle - 310-1005A - Cam Chest Kit with Plate - Gear Drive - Oil Cooled - 465 Cam - Chrome Pushrods - M8FeaturesAll parts in each kit are matched to ensure superior quality, fit, finish and performanceOil pump and cam plate are precision-machined from...

S&S Cycle - 330-0647 - Camshaft Kit - 550G Gear Drive - M8 Features Kit includes all required bearings, o-rings, and hardware Ideal horsepower cam for 114" and larger engines Maximizes peak torque and horsepower Designed for big bore...

S&S Cycle - 31-0078 - Engine Case - Super Stock® Big Bore - 3.625" - Evolution Big TwinFeatures3.625" big bore cylinder case for any stroke up to and including 5" and most stock length connecting rodsMachined to accept an oil filter assembly that mounts...

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 - 31-0055 - Engine Case - Super Stock® - 3.500" - Evolution Big TwinFeatures3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length connecting rodsMachined to accept an oil filter assembly that mounts on the...

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 - 94-9254 - Wrist Pin Circlips - Harley Davidson Features For use with S&S Cycle wrist pins Sold in pack of 4 Specs Units 4 Pack Application Piston Riding Style Street Type Pin Product...

S&S Cycle - 940-0060 - Ring SetFeaturesComplete set of piston ringsMade in the U.S.A.SpecsUnits2 PackRiding StyleStreetProduct NameRing SetBore Size Imperial4.250''TypePistonFitment2017-2021 Harley-Davidson CVO Electra Glide Ultra Limited...

S&S Cycle - 920-0141 - Big Bore Piston Kit - 124" - +.010 - M8FeaturesPiston kit includes set of pistons, rings, wristpins, and clipCompression ratios listed are approximate and are calculated using the correct length cylinders as specified by...

S&S Cycle - 920-0148 - Big Bore Piston Kit - 131" - +.010 - M8FeaturesPiston kit includes set of pistons, rings, wristpins, and clipCompression ratios listed are approximate and are calculated using the correct length cylinders as specified by...

S&S Cycle - 920-0142 - Big Bore Piston Kit - 128" - +.010 - M8FeaturesPiston kit includes set of pistons, rings, wristpins, and clipCompression ratios listed are approximate and are calculated using the correct length cylinders as specified by...

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

S&S Cycle - 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 - 320-0604 - 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 - 320-0603 - 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 - 320-0601 - 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 - 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 - 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 - 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 - 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...

S&S Cycle - 92-20265 - Replacement Pistons with RingsFeaturesS&S heads give great performance, and work with additional upgradesKits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift)Intake manifold, pistons...

S&S Cycle - 92-2028 - Replacement Pistons with RingsFeaturesS&S heads give great performance, and work with additional upgradesKits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift)Intake manifold, pistons...

S&S Cycle - 92-2027 - Replacement Pistons with RingsFeaturesS&S heads give great performance, and work with additional upgradesKits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift)Intake manifold, pistons...

S&S Cycle - 92-2026 - Replacement Pistons with RingsFeaturesS&S heads give great performance, and work with additional upgradesKits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift)Intake manifold, pistons...

S&S Cycle - 310-1226 - 129" Power Package Engine Performance Kit - Chain Drive - Oil Cooled - Non-Highlighted Fins - M8FeaturesTransform 107" oil-cooled M8 into 129" with no case machining requiredBig bore cylinders come with matching cam, cam plate and...

S&S Cycle - 31-4104A - Oil Filter - ChromeFeaturesSturdy steel canister houses the finest filtering media and internal components availableCanister is slightly smaller in diameter than stock filters to make them easier to remove and installDesigned with...

S&S Cycle - 31-4105 - Oil Filter Mounting Bracket Kit - PolishedFeaturesNo voids or other casting defects in the material to cause leaksPosition of the filter has been shifted slightly to give additional clearance between the filter body and the...