ARP High Performance Series Cylinder Head Bolt Kit

ARP High Performance Series cylinder head bolt kit for the Small Block Chevy with stock-style heads. Manufactured from 8740-grade material rated at 180,000 psi – roughly 15% stronger than Grade 8 – for even, repeatable clamping load. Reduced-wrench hex heads make re-torquing easy without removing the valvetrain, and the kit includes hardened parallel-ground washers.

• Application: Small Block Chevy, stock-style cast-iron or aluminum heads
• Hex head, 180,000 psi tensile strength
• Includes hardened washers; cleans up and reusable