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ARP LS1 12 pt Head Stud Kit

There's a good reason that virtually every top professional engine builder relies on ARP? fasteners for their all-out competition powerplants. Simply stated, there?s not a better stud setup available on the market today. ARP Fastners offer high performance reliability you can trust.

Works with LS1 & LS6 Gen III 4.8, 5.3, 5.7, and 6.0L