ARP SB Chevy Cylinder Head Bolt Kit, High Performance, Hex Head, Chevy, LS1/LS6 AC Standard valves are lightweight 8mm

Standard valves are lightweight 8mm diameter stem

Easy to Carry

Increased energy absorption

325" Reach

Floor / Firewall Mount

ARP SB Chevy Cylinder Head Bolt Kit, High Performance, Hex Head, Chevy, LS1/LS6 AC Standard valves are lightweight 8mmARP High Performance series head bolt kits are tough! Rated at 170 000 psi 15 percent stronger than Grade 8 fasteners. Available with hex heads or reduced wrenching 12 point heads that eliminate the need for valvetrain removal when re torquing cylinder heads. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM