ARP 135-3601 High Performance Head Bolt Kit for Big Block Chevy 396-402-427-454 BackRack Leaf clamps are bolted to

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

easy-to-follow instructions and bushing lubricant

Now you can tackle challenging obstacles with greater flexibility

The use of a tapered reamer will be needed

2007 - 2014 GMC Yukon

ARP 135-3601 High Performance Head Bolt Kit for Big Block Chevy 396-402-427-454 BackRack Leaf clamps are bolted toARP'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