Bill Mitchell Products BMP 701302-16 7/16 x 1.750" Upper 8740 180,000psi Rocker Arm Studs for typical SB applications

Bill Mitchell Products BMP 701302-16 3/8 x 1.750 upper 8740 180,000psi rocker arm studs 

Specs" bottom of nut to top of stud 1.750" / bottom thread 7/16 x .750"

 set of 16pcs. Typical Small Block application