Earl's Racing Products Head Bolt Set-12 Point head - TBS-002ERL performance-exhaust-mufflers 6 V8 1974 - 1986

6 V8 1974 - 1986 Chevrolet K20 Suburban 350/5

6 V8 1979 - 1980 GMC G3500 Rally STX 400/6

1-5/8 inch Product Type Headers Tube Material 304 Stainless Steel Part Number 6901-2HKR Warning California Proposition 65

Part Number: 52571

Replacement I/O Adapter for Digital Dash

Earl's Racing Products Head Bolt Set-12 Point head - TBS-002ERL performance-exhaust-mufflers 6 V8 1974 - 1986Overview: 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