ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi–15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torqueing cylinder heads.
Brand:
Manufacturer’s Part Number:
154-3605
Part Type:
Product Line:
Summit Racing Part Number:
ARP-154-3605
UPC:
672036019402
Fastener Style:
Bolt
Thread Size:
7/16 in.-14
Undercut Stud:
No
Head Style:
Hex
Fastener Material:
8740 chromoly
Fastener Color:
Black
Washers Included:
Yes
Quantity:
Sold as a kit.
Notes:
Includes 1/2 in. to 7/16 in. insert washers for cylinder heads with 1/2 in. bolt holes.