S&S Sidewinder .650" Valve Spring Kit for 2005-'18 Big Twins and 2004-'17 HD Sportster Models
S&S recommends roller rocker arms be used with lifts over .585"
Manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided. CNC machined 9? locks, high performance conical single wire spring, and chromoly forged retainers.
Works well with cams up to .650" lift. High performance conical single wire spring. Kit contains: Valve keepers, Top & Bottom collars, Springs, Shims.
NOTES:S&S recommends roller rocker arms be used with lifts over .585"
Instructions Link (Click Here)
Manufacturer: S&S Cycle
Part #: 106-5909
S&S Spring, Kit, Valve, SDW, .650″, Chrome Silicone Steel, 2005-up bt, 2004-up xl 106-5909
- Brand: S&S Cycle
- Product Code: 106-5909
- Availability: Special Order
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$257.95
Tags: S&S Cycle, Harley Davidson, Engine Components, Valves