Rocket Cams 4-4103 replacement valve Spring Kit

***Please note, this item will take an additional 2 business days to process before it ships and you receive tracking information.***

Valve Spring Kits for Twin Cam big twins and Sportster valve stems. Works well with cams up to .650in. 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..
Valve Spring Kits for Milwaukee 8 big twins work well with cams up to .600in. lift..
Manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided..
High performance conical single wire spring. Chromoly forged retainers..
Kit contains: Valve keepers, Top & Bottom collars, Springs, Seals..

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