Proform Rocker Arm Nut Set 3/8-24in Black Oxide | 66935

Proform 66936 rocker arm nut set. Features 7/16-16in thread, steel construction, black oxide finish, ensures secure rocker arm fastening, set of 16.

Pioneer 850008 rocker arm nut. Features Posi Lock design, 3/8-24in thread, steel construction, zinc oxide finish, ensures secure rocker arm attachment, sold as a set of 16.

Pioneer 850010 rocker arm nut. Features Posi Lock design, 7/16-24in thread, steel construction, zinc oxide finish, ensures secure rocker arm attachment, sold as a set of 16.

Proform 66757 collector bolt set. Features locking design, 3/8-16in thread, 1in long, hex head, steel construction, black oxide finish, ensures secure exhaust collector fastening, set of 6.

Proform 66914C rocker arm set. Features 3/8in stud mount, 1.50 ratio, full roller, self-align, aluminum construction, blue anodized finish, fits Small Block Chevy, set of 16.