Head Bolt for Mark IV or V block with AFR Casting # 315/335/357
HIGH-PERFORMANCE PRO-SERIES
BBC AFR
APPLICATION
Chevrolet, Big Block Only
High-Performance head bolts 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 (which is 15% stronger than Grade 8), and kits come complete with hardened parallel-ground washers.
WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
HIGH-PERFORMANCE PRO-SERIES
BBC AFR
APPLICATION
Chevrolet, Big Block Only
High- Performance head bolts 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 (which is 15% stronger than Grade 8), and kits come complete with hardened parallel-ground washers.
| Model | ARP 135-3712 |
|---|---|
| SKU | ARP 135-3712 |
| Manufacturer | AUTOMOTIVE RACING PRODUCTS |