Sidewinder® .650 in. Valve Spring Kits for Twin Cam 88® Big Twins with stock heads (both 7mm and 5/16 in. valve stems) and all S&S Super Stock® heads (5/16 in. valve stems)
Key Features
Brand Manufactured by S&S Cycle
Category Engine Components
Type Valve Springs, Retainers
Specifications
Length 8 in
Width 4 in
Height 2 in
Weight 1.35 lbs
Rider Benefits
Sidewinder® .650 in. Valve Spring Kits for Twin Cam 88® Big Twins with stock heads (both 7mm and 5/16 in. valve stems) and all S&S Super Stock® heads (5/16 in. valve stems)
Manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided
Includes: Valve keepers, Top & Bottom collars, Springs, Shims
High performance conical single wire spring
Please review manufacturer details to ensure proper fitment before ordering.