AFR Rocker Arm Nut - 7/16-20 in Thread - 2.100 in Length - Black Oxide - Stud Girdle - Chevy/Ford V8 (Set of 16) H775C30M 1979-1985 GMC K1500

1979-1985 GMC K1500

Rail Mount

Can Follow Contour of Angled Door Bar

Also fits upper and lower tapers in Pinto spindle

Three programmable

AFR Rocker Arm Nut - 7/16-20 in Thread - 2.100 in Length - Black Oxide - Stud Girdle - Chevy/Ford V8 (Set of 16) H775C30M 1979-1985 GMC K1500Product Description: Rocker Arm Nut 7 16 20 in Thread 2. 100 in Length Steel Black Oxide Stud Girdle Chevy Ford V8 Set of 16 Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers, diesel fuel