ARP 135-3601 High Performance Head Bolt Kit for Big Block Chevy 396-402-427-454 BackRack Constructed of the highest quality

Constructed of the highest quality American steel

Product Type: Street Mufflers

Please contact us first before purchasing if you are not 100% sure that your vehicle is compatible with this item

Leaf clamps are bolted to allow installation of anti-squeak nylon liners

Now you can tackle challenging obstacles with greater flexibility

ARP 135-3601 High Performance Head Bolt Kit for Big Block Chevy 396-402-427-454 BackRack Constructed of the highest qualityARP's High Performance Series Head Bolt Kits are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi tensile strength, which is 15% stronger than Grade 8 hardware. These kits come complete with hardened parallel ground washers. SPECIFICATIONS ARP High Performance Head Bolt Kit Big Block