Pre-Evo

DescriptionPerformance Replacement HeadS&S heads are available to be used with stock-style flat-top pistonsKits are fully assembled, and includ...

DescriptionPerformance Replacement HeadS&S heads are available to be used with stock-style flat-top pistonsKits are fully assembled, and includ...

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

DescriptionSuper Stock™ Cylinder Head KitHeads come completely assembled with valve seats, valves, guides, seals, .590" lift valve springs, collars...

DescriptionHydraulic Valve Train Conversion KitQuiet, dependable hydraulic valve trainEasy pushrod installation and removalWide selection of late s...

DescriptionSolid Lifter Conversion Adapter KitHardened steel adapters in place of stock hydraulic units in 1953-’84 liftersUse with stock adjustab...

DescriptionHydraulic Tappet AssembliesPrecision-machined and heat-treated bodiesPremium-quality anti-pump-up hydraulic insertsEliminate noise from ...

DescriptionHydraulic Tappet AssembliesPrecision-machined and heat-treated bodiesPremium-quality anti-pump-up hydraulic insertsEliminate noise from ...

DescriptionTappet Roller KitHigh-quality tappet roller kitMade from 52100 bearing materialIncludes 4340 chromoly axlesMade in the U.S.A.DetailsMate...

DescriptionSolid Lifter Conversion KitConverts stock hydraulic lifters to adjustable solidsKit includes four non-adjustable steel pushrods, four ad...

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

Description"Time Saver" Chromoly Adjustable Pushrods.4375” diameter pushrods adjust from 8.750" to 10.750" on Twin Cam models and from 9.500" to 11...

DescriptionQuickee PushrodsFeature revolutionary design - allows quicker, easier installation without the removal of the rocker covers.4375” diamet...

DescriptionForged Roller Rocker ArmsMachined from 4140 forged steel and heat treated for maximum strengthFeature the exclusive .750" long S&S r...

DescriptionHigh-Performance Valve Spring KitIncludes four steel top collars, four bottom collars, four each outer, middle, and inner springs, shims...

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

DescriptionReplacement ValvesMade in the U.S.ADetailsHead Diameter : 1,720"Product Name : ValveHead Diameter Imperial : 1.720"Application : Exhaust...

DescriptionReplacement ValvesMade in the U.S.ADetailsHead Diameter : 1,950"Head Diameter Imperial : 1.950"Units : EachProduct Name : ValveApplicati...

Description585V CamS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on eac...

DescriptionCamshafts for 54-84 Big Twins with S&S Valve Train Conversion KitQuality constructionHigher lift and increased valve timing for bett...

DescriptionH-Grind CamshaftOEM specification replacement hydraulic cam with unique front and rear timing specificationsDead-on reproduction of the ...

Description450S CamS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them,...

Description640 CamS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each...

DescriptionRight Main Crankcase Bearing RaceMade in the U.S.A.DetailsApplication : CrankcaseProduct Name : RaceSize : StandardUnits : EachFitmentHa...