Proform Collector Bolt Set Locking 3/8-16in Black Oxide | 66757

Proform 66935 rocker arm nut set. Features 3/8-24in thread, steel construction, black oxide finish, ensures secure rocker arm fastening, set of 16.

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

Proform 66848 valve spring compressor. Features head-on stud mount design, steel construction, black paint finish, fits 3/8in and 7/16in rocker studs, facilitates valve spring removal, sold as each.

Proform 66784 valve spring compressor. Features head-on stud mount design, steel construction, chrome finish, fits 3/8in and 7/16in rocker studs, facilitates valve spring removal, sold as each.

Proform 66330 valve cover fastener set. Features stud design, 6mm x 1.00 thread, 1.387in long, 4-1/8in tall hex head nuts, steel construction, black oxide finish, set of 8.