2021

S&S Cycle - 330-0622 - Pinion Gear - Standard - M8FeaturesA two-gear set is required for gear-driven cams that do not come with secondary cam gears; be sure to select the appropriate outer cam drive...

S&S Cycle - 330-0626 - Pinion Gear - Undersized - M8FeaturesA two-gear set is required for gear-driven cams that do not come with secondary cam gears; be sure to select the appropriate outer cam...

S&S Cycle - 330-0623 - Cam Gear Install Kit - M8FeaturesKit includes all required parts needed when servicing or changing gear- or chain-drive cams in a Milwaukee 8 motorMade in the USASpecs

S&S Cycle - 330-0619 - Cam Chain Install Kit - M8FeaturesKit includes all required parts needed when servicing or changing gear- or chain-drive cams in a Milwaukee 8 motorMade in the USASpecs

Rsd - 0177-2023-SMB - Nostalgia Rocker Box Covers - Black OpsFeaturesMachined from billet aluminumAll mounting hardware includedSold as a pairSpecs

Rough Crafts - RC-610-003 - Cam Cover - Chrome - GroovedFeaturesCNC machined from forged billet aluminumMounting hardware includedSpecs<

Rough Crafts - RC-610-001 - Rocker Box Covers - Chrome - GroovedFeaturesCNC machined from forged billet aluminumMounting hardware includedSold in pairsSpecs<

Rsd - 0177-2065-SMB - Cam Cover - Clarity - Black Ops™ - M8FeaturesAllows for viewing of the internal moving engine componentsCNC-machined from billet aluminumHardware includedContrast Cut starts...

Rsd - 0177-2023-BH - Nostalgia Rocker Box Covers - Contrast Cut Features Machined from billet aluminum All mounting hardware included Sold as a pair Specs

S&S Cycle - 910-0847 - 132" Big Bore Cylinder Kit - Black Granite/Highlighted Fins - For 114"/117" Engine - M8FeaturesBolt-on without requiring machining of the crankcaseOriginal engine serial...

Revolution Performance, Llc - RP201-616W - Cylinder Kit - 143" - Black with Highlighted Fins - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with...

Revolution Performance, Llc - RP201-611W - Cylinder Kit - 139" - Black with Highlighted Fins - 107" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with...

Revolution Performance, Llc - RP201-608W - Cylinder Kit - 128" - Big Bore - Black - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide...

Revolution Performance, Llc - RP201-603W - Cylinder Kit - 124" - Big Bore - Black - 107" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with nickel-silicon-carbide (NSC)...

Revolution Performance, Llc - RP201-607W - Cylinder Kit - 128" - Big Bore - Black Granite with Highlighted Fins - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder...

Revolution Performance, Llc - RP201-606W - Cylinder Kit - 128" - Big Bore - Black with Highlighted Fins - 114"/117" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with...

Revolution Performance, Llc - RP201-601W - Cylinder Kit - 124" - Big Bore - Black with Highlighted Fins - 107" M8Featuresrevolution performance logoAerospace-grade all-aluminum cylinder with...

S&S Cycle - 106-1340 - Pushrod Cover Kit - ChromeFeaturesStock heightKit includes top and bottom covers, cover caps, cover springs, and spring washersSpecs

S&S Cycle - 930-0129 - Pushrod Cover Keeper Set - Chrome - 2.200"FeaturesFor use in custom applications where stock keepers won't fitChromed steel finishSold in kits of four assemblies; enough for...

S&S Cycle - 930-0123 - Quickee Pushrod Kit with Chrome Covers - M8FeaturesKit includes four S&S Quickee pushrods, four pushrod covers and O-ringsPushrods are manufactured from chromoly steel for...

S&S Cycle - 93-4022 - Pushrod Cover O-Ring KitFeaturesFor O-ring style bottom coverIncludes all parts for four pushrods: top, middle and bottom O-ringsSpecs

S&S Cycle - 900-1092 - Rocker Arm Guardian Kit - M8FeaturesRocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kitRocker Arm ShaftsReplace...

S&S Cycle - 900-1087 - Rocker Arm Rebuild Kit - M8FeaturesForged from 8620 steel, heat-treated then shot-peened for additional strength and durabilityRocker arms have .75" long bushings instead of...

S&S Cycle - 900-4119RA - Forged Standard Rocker ArmFeaturesAn economical solution for stock rebuilds, and mild performance upgradesForged from 8620 steel for greater strength than stock or cast...

S&S Cycle - 900-4119FA - Forged Standard Rocker ArmFeaturesAn economical solution for stock rebuilds, and mild performance upgradesForged from 8620 steel for greater strength than stock or cast...

S&S Cycle - 900-4119A - Non-Roller Rocker ArmsFeaturesAn economical solution for stock rebuilds, and mild performance upgradesForged from 8620 steel for greater strength than stock or cast...

S&S Cycle - 310-1261 - Cam Chest Kit without Cams - Gear Drive - Water Cooled - Chrome Pushrods - M8FeaturesOil Pump/Cam Plate:Precision machined from billet aluminumPassage plugs removable for...

S&S Cycle - 310-1260 - Cam Chest Kit without Cams - Gear Drive - Water Cooled - Black Pushrods - M8FeaturesOil Pump/Cam Plate:Precision machined from billet aluminumPassage plugs removable for...

S&S Cycle - 330-0715 - Camshaft Kit - 540G Gear Drive - M8 Features Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpm when combined with 124" and...

S&S Cycle - 330-0713 - Camshaft Kit - 540C Chain Drive - M8 Features Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpm when combined with 124" and...

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...

S&S Cycle - 310-1010A - Cam Chest Kit with Plate - Gear Drive - Water Cooled - 475 Cam - Black Pushrods- M8FeaturesAll parts in each kit are matched to ensure superior quality, fit, finish and...

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...

S&S Cycle - 940-0060 - Ring SetFeaturesComplete set of piston ringsMade in the U.S.A.SpecsUnits

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...

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...

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...

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...

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...

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...