ARP High Performance Series Head Bolt Kit for Big Block Chevy - 135-3601

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Secure your engine’s top end with the ARP High Performance Series head bolt kit, specifically engineered for Big Block Chevy applications. These fasteners provide a significant upg rade over stock hardware, delivering the consistent clamping force and high tensile strength necessary to maintain a reliable head gasket seal under increased cylinder pressures. Manufactured from premium 8740 chrome moly steel Heat-treated to a 180,000 psi tensile strength rating Precision J-form threads rolled after heat-treatment for maximum fatigue resistance Reduced-wrenching hex head design for improved socket clearance near intake runners Includes hardened, parallel-ground washers for even load distribution Manufacturer Part Number: 135-3601 Show more