Description:
Valve Lift: .380" to .440"
Seat: 35-36 lbs
Nose: 90-110 lbs
Dual Springs provide superior strength for valve lifts from .380” to .440”. Manufactured from high tech Chrome Silicon steel and features low stress levels for long life.
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COMPLETE KIT • Two new #GP960 valve springs • Two new #GP4787 billet aluminum upper retainers • Two new #GP759 billet aluminum lower retainers • Two new #GP642 locks (four pieces) |

