S&S Sidewinder Valve Spring Kits For Harley
  • S&S Sidewinder Valve Spring Kits For Harley

This product is bike-specific
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$181.95 - $188.95
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S&S Sidewinder Valve Spring Kits For Harley Videos

S&S Sidewinder Valve Spring Kits For Harley

Manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided. CNC machined 9 degree 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. 


  • Includes springs, upper and lower collars and keys
  • For valve lift to .650" with 1.860"/178 lbs. installed height, 376 lbs. at max lift
  • Max 6500 rpm
  • Made in the USA
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