GM Gen III Dual Valve Springs; 1.305
GM Gen III 1.305 Dual Valve Springs Specifically designed for GM Gen III LS1, LS2 and LS6 performance applications. Hi-tech winding, heat treat and finishing processes make these the ultimate late model performance spring. Use chrome moly steel retainers #97162. .640†max lift.
Information:
Heat Treated For Strength And Long Life