Valvetrain

Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker...

S&S - Rocker Arm Shafts Made in the USA. Full set of 4. Compatible Vehicles

S&S - FORGED ROLLER ROCKER ARMS 1984-2018 HD Big Twin Engines, 1986-2019 HD Sportster Models, and 1994-2002 Buell Made in the U.S.A. Forged from 8620 steel, heat-treated then shot-peened for...

Rubber Coated Steel Flat Washer .255" x .438" x .024"

Rubber Coated Steel Flat Washer .255" x .438" x .024". 12 Pack

Convert any shovelhead engine to a quiet, dependable 1984-'99 style hydraulic valve train Special polished billet tappet guides allow the use of late style tappets (included) and 198-'99 style...

S&S SIDEWINDER VALVE SPRING KIT for 1984-2004 Big Harley Big Twins & 1986-2003 Harley Sportsters Valve lift .650" Includes springs, top and bottom collars, valve keepers, and shim washers Made in...

S&S - SIDEWINDER VALVE SPRING KIT For valve lift to .585" or .650" (See title of listing) Includes springs, top and bottom collars, keeper shims and valve seals. Made in the U.S.A. Unique S&S design...

S&S adjustable pushrod conversion kit for 1984-1999 Harley big twins Kit include four adjustable steel pushrods. These pushrods can be used in place of the stock, non-adjustable pushrods as well as...

S&S - CAM KITS FOR TWIN CAM 625 SERIES GRIND CAMS 625 cams are for 88/96/103/110 cubic-inch engines with compression ratios from 10:1 to 10.75:1. Strongest from 3000-6000 rpm. High lift springs...

S&S - FORGED STANDARD ROCKER ARMS Recommended for cams of .585" lift or less. Feature the same .750" long rocker shaft bushings as S&S Roller Rockers: longer bushing provides 50% more load bearing...