ARP head bolt kit for Jeep engines using 3.8L and 4.2L blocks with a 4.0L-style head. This 7/16-inch head bolt set supplies the fasteners needed to clamp heads to the block in those Jeep engine combinations. The kit is presented as a proper replacement head bolt solution for builders and technicians maintaining or rebuilding these specific Jeep powerplants.
ARP Jeep 3.8L & 4.2L w/ 4.0L Head 7/16in Head Bolt Kit