.650" Lift Sidewinder® Valve Spring Kit for 1984-2004 Big Twins and 1986-2003 HD® Sportster® Models

.650" Lift Sidewinder® Valve Spring Kit for 1984-2004 Big Twins and 1986-2003 HD® Sportster® Models

Regular price
$407.93
Sale price
$407.93
Regular price
Sold out
Unit price
per 
Shipping calculated at checkout.

Sidewinder® .650" Valve Spring Kits for Twin Cam 88® big twins w/ stock heads (both 7mm and 5/16” valve stems) and all S&S Super Stock® heads (5/16” valve stems). Works well with cams up to .650" lift. 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. Chromoly forged retainers. Kit contains: Valve keepers, Top & Bottom collars, Springs, Shims.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)