Product Overview
GM LS Dual Valve Spring Kit .660 Dia.
Valve Spring Kit - Dual Spring - 378 lb/in Spring Rate - 1.070 in Coil Bind - 1.305 in OD - Steel Retainers / Valve Locks / Seals - Kit
New to POLK BROS'? Use "NEWTOPOLK" at checkout to receive a 5% discount!
