Valve Spring - 1200 Series - Ovate Beehive Spring - 340 lb/in Spring Rate - 1.100 in Coil Bind - 1.072 in / 1.307 in OD - GM LS-Series - Each
PAC Racing Springs delivers superior valvetrain stability and performance
Just ask the thousands of competitors who use PAC springs on top motorsports circuits—NHRA, NASCAR, NMRA, Formula 1, 24 Hours of LeMans, Sprint Car, IHBA Boat Racing, Baja 1000, and more
PAC Racing Springs valve springs, valve locks, lifters, and retainers are designed and forged with the latest technology
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