Tag Head Stud

ARP 230-4201 Head Stud Kit

Head Stud Kit

The ARP 230-4201 head stud kit is designed for GM 6.6L Duramax engines. The studs in the Pro Series are cold forged, heat-treated, thread-rolled, and machined for strength and durability. The kits come with hardened parallel washers and 12-point nuts…