Valve Spring - Hot Rod Series - Dual Spring / Damper - 436 lb/in Spring Rate - 1.135 in Coil Bind - 1.538 in OD - Set of 16
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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