Each Kit includes (2) parts. Kit consists of; (1) upper and (1) lower 1/2" - 20 stainless steel shock nut with double tapped through hole for 8/32" and 10/32" shock sensor eyelets. Works...
Sets include 16 matched rocker arm nuts which are direct replacements for many stud girdles
Part No. DescriptionALL90206.........SB Chevy 3/8"ALL90207.........SB Chevy 7/16"