Head Bolt Kit by ARP
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.
Features
- Fastener Style: Bolt
- Thread Size: 7/16 in.-20
- Undercut Stud: No
- Head Style: Hex
- Fastener Material: Chromoly
- Fastener Finish: Black oxide
- Washers Included: Yes
Benefits
- Rated at 180,000 psi
- 15 percent stronger than Grade 8 fasteners
