S&S CYCLE SPRING KIT .650" 84-04. Part Number 900-0050 / 0926-2056
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- 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 9deg. locks
- High performance conical single wire spring
- Chromoly forged retainers
