Product Description
High Performance Series head bolts feature a reduced wrenching hex head with a wide 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.
Applications: Gen 5 & Gen 6 Big Block Chevy with the following heads:
Late Bowtie
Dart Aluminum
AFR
World Products Heads
