New products

CAM SHAFT SPACER KITS Alignment washers are used to align the rear camshaft sprocket with the crank sprocket to achieve correct chain alignment Hi...

INNER CAM SHAFT BEARINGS Upgraded/updated full complement Koyo-Torrington bearings Replaces OEM cam bearings pressed into the crank case More surf...

Kit used when O-ring ridge on the primary side of the engine is broken, bent or damaged Available in RCM (rubber-covered metal) or Foamet® which f...

ROCKER BOX GASKET KITS Kit comes complete with all required inner, upper and lower rocker box gaskets! Rocker base gaskets (Cylinder head to rocke...

CAM SERVICE/CHANGE GASKET KITS Kits include all necessary gaskets, seals and o-rings for doing a cam change Evolution big twin models have metal o...

ANDREWS EV-27 CAM EVO The go to cam for FXR's! Excellent broad torque and horsepower powerband. Best overall bolt in cam for 80"+ engines with stoc...

Factory tappet guides are constructed of plastic and are at risk for allowing the tappets to twist under heavy stress. S&S Tappet Cuffs capture...

S&S CAM CHAIN TENSIONERS (M8 & TWIN CAM) Thicker shoe for longer wear Direct chain oiling Larger piston Tighter tolerance for improved sta...

S&S OIL PUMPS M8 Water cooled model pump features 20% flow increase on supply side and 52% flow increase on scavenge Oil cooled pump feature...

S&S CAM PLATE M8 Precision Machined from Billet Aluminum Blue Anodized Finish Passage Plugs are removeable for Servicing Made in USA Fitment ...

S&S QUICKEE PUSHRODS Kits include four S&S Quickee pushrods, four pushrod covers & gaskets! (Evolution & Shovel head kits do not i...

S&S SIDEWINDER .650" LIFT VALVE SPRINGS For valve lift to .650” with 1.860”/​178 lb. installed height, 376 lb. at max lift High Performance co...

S&S 590C CHAIN DRIVE CAMSHAFT KIT- '17+ M8 Models The 590C cam was designed as an all out Horsepower Cam for 124 and larger engines. Big lift l...

S&S 590G GEAR DRIVE CAMSHAFT KIT- '17+ M8 Models The 590G cam was designed as an all out Horsepower Cam for 124 and larger engines. Big lift le...

MIKUNI HSR FLANGE ADAPTERS Allows you to install a Mikuni HSR carb on many 2 bolt manifolds Measure you manifold's mounting bolt spread prior to o...

S&S INTAKE MANIFOLD SEALS For use with S&S carbureted intake manifolds and flanges only Sold each! (2 required per manifold) Fits '84-'0...

S&S INTAKE MANIFOLD FLANGES For use on S&S manifolds only Fits '84-'06 Big twins (Except '06 Dyna) & '86-'03 Sportsters Seals sold se...

S&S INTAKE MANIFOLD U-RING For use with S&S Spigot style intake manifold Seals the carb spigot (Backside) to the intake manifold Sold Each

S&S CV (SPIGOT) STYLE MANIFOLDS For use with spigot style carburetors 40mm-48mm (Harley CV, Mikuni HSR, etc.) For use with stock or S&S he...

S&S 55MM PERFORMANCE MANIFOLD FOR M8 Engines are all about the flow, more air in and more air out, anything that slows that down, robs horsepow...

ARLEN NESS BIG SUCKER REPLACEMNT AIR FILTERS Performance air filters for Arlen Ness Air Cleaners. Made from the finest materials available Air fi...

ARLEN NESS BIG SUCKER GASKETS OR HARDWARE KITS Gasket kits include all gaskets needed to replace/reseal big sucker air cleaners Hardware kits incl...

BREATHER BOLT REDUCER KIT Features four 1/2" and four 5/16" aluminum centering washers Also includes four 1/2" nylon sealing washers

ARLEN NESS BIG SUCKER STAGE 1 AIR CLEANER KITS The new Big Sucker™ Stage 1 performance intake adds new and improved features to the original indus...