Sidewinder® .650" Valve Spring Kit for 2005-'18 Big Twins and 2004-'19 HD® Sportster® Models

Sidewinder® .650" Valve Spring Kit for 2005-'18 Big Twins and 2004-'19 HD® Sportster® Models

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$407.93
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$407.93
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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.

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