Manufactured by ARP, Edelbrock Head Bolt Kits 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 valvetrain removal to facilitate cylinder head re-torquing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.
(7/16" bolt diameter)
Fits Ford 289/302. For 12568, 11036, 11035, 12226, 12227, 11186. Use with Bushings 11932.