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DescriptionBig Bore Cylinder KitThe Big Bore kit yields excellent results with stock cylinder headsEasy installation: no need to bore or split exis...

DescriptionBig Bore Cylinder KitThe Big Bore kit yields excellent results with stock cylinder headsEasy installation: no need to bore or split exis...

DescriptionSuper Stock™ Cylinder HeadsHigh port flow gives great performance now, and more later when additional upgrades are doneHeads are fully a...

DescriptionHeadbolt KitIncludes eight 3.374" headbolts and eight .100" washersFor use with S&S Twin Cam-style heads and custom applications tha...

DescriptionMagnetic Headbolt CoverSpecially designed for S&S headboltsNot for stock headboltsMagnets hold covers in place; no setscrews neededM...

DescriptionPrecision TappetsReduced valve train noise from start up to shut downClose tolerances for low leak down ratesFast pump up and superior h...

DescriptionPushrod Cover Keeper SetFor use in custom applications where stock keepers won't fit.Chromed steel finishSold in kits of four assemblies...

DescriptionAdjustable Pushrod0,4375" diameter chromoly steel for maximum steelRocker boxes must be removed for installation or removalDetailsCylind...

DescriptionRoller Rocker Arm Rebuild KitForged from 8620 steel, heat-treated then shot-peened for additional strength and durabilityRocker arms hav...

DescriptionValve GuideCast iron intake/exhaust guideFits S&S Super Stock and stock Harley-Davidson cylinder headsGuide ID measures approx.. .30...

DescriptionValve GuideCast iron intake/exhaust guideFits S&S Super Stock and stock Harley-Davidson cylinder headsGuide ID measures approx.. .30...

DescriptionValve Spring KitUnique S&S design dual-spring kit reduces the risk of valve floatFor valve lift to .585" with 1.800"/130 lb. install...

DescriptionSidewinder® .650" Valve Spring KitInclude springs, upper and lower collars and keysFor valve lift to .650" with 1.860"/178 lbs. installe...

DescriptionGear Drive Cam KitImproves valve timing accuracy by eliminating timing chain lashEasy Start cams allow stock starter to start any engine...

Description635 H.O. Series Grind Cam KitHigh-powered cam for modified engines, increased compression, high-lift springs, adjustable pushrods and la...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionCam Installation KitKits include all required parts needed when servicing or changing gear- or chain-drive cams in a Twin Cam motorMade ...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

DescriptionEasy Start Cam Kit for Twin CamStart any engine regardless of displacement or compression ratio with a stock starterSave your starter an...

Description585 Cam KitStrongest from 3500-6000 rpm585C chain drive cams are designed for 88" to 107" engines with compression ratios from 10 to 10....