Earl's Racing Products Head Bolt Set-Hex Head - HBS-001ERL programmers-tuners-and-parts 4 V8 1972 Chevrolet Townsman

4 V8 1972 Chevrolet Townsman 402/6

8L V8 2007 GMC Sierra 1500 Classic WT 294/4

7 V8 1996 GMC G3500 Rally STX 350/5

4L V8 1965 Chevrolet Biscayne 409/6

Earl's Racing Products Head Bolt Set-Hex Head - HBS-001ERL programmers-tuners-and-parts 4 V8 1972 Chevrolet TownsmanOverview: Earl's Racing Products head bolts are made from premium quality 170,000 psi chromemoly alloy steel (about 15% stronger than Grade 8). These bolts have a reduced wrench size (choose from 12 point or hex head) for extra socket clearance (provides extra clearance to rocker arms when re torqueing heads). The wide flanged head provided more support for the extra thick chromemoly washers. These head bolts are reusable and are the ideal way to