The Edelbrock #8556 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.
Highest quality head bolts
Cold-formed/heat treated
Ensures molecular integrity
Reduced diameter bolt heads
Hardened/parallel-ground washers included
Rated at 170000 psi
Manufactured by ARP
Car/Engine:
Pontiac
Engine Notes:
For #60509, #60579 and #60599 made before 3/15/02 (not for stock heads)
