ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - 6.6L GM Duramax Wire Crimping Tool Hooker Headers Competition Header 5901HKR

Hooker Headers Competition Header 5901HKR Black Finish - Tube Size 1 5/8 x 34 in

*See LK4000K for the SBC/BBC > TKX/TKO/Muncie/Saginaw kit (mechanically actuated clutch)

343 in Oval Port

0 Muliport

ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - 6.6L GM Duramax Wire Crimping Tool Hooker Headers Competition Header 5901HKRProduct Description: Cylinder Head Stud Kit 12 Point Nuts Chromoly Black Oxide 6. 6L GM Duramax ARP is the fastener of champions. They say that to be successful you must identify a need and satisfy it. Back in 1968 racing enthusiast Gary Holzapfel saw that many of his friendsa broken engines were caused by fastener failure. At the time, there were no commercially available studs and bolts up to the challenge. So Holzapfel called upon his many years of