ARP 184-4004 Head Stud Kit for Olds 403 hex ymm_17 Fits Following Engines: 305 CID

Fits Following Engines: 305 CID Chevrolet Small Block Generation I

Noise Level: 103 dB at 3750 rpm (+3 dB)

Unique titanium tailpipes with exclusive finish and imprint design

An integrated acoustic reflector positioned before the tailpipes allows manual adjustment of cabin sound levels

ARP 184-4004 Head Stud Kit for Olds 403 hex ymm_17 Fits Following Engines: 305 CIDIt is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP uses a premium grade 8740 alloy that is rated far superior to aircraft quality. Each stud is placed vertically in special racks and precisely heat treated to 200, 000 psi. This procedure ensures complete heat