OptiTorque Rocker Arm Stud - 7/16-14 in Base Thread - 7/16-20 in Top Thread - 1.750 in Long - Black Oxide - Big Block Chevy (Set of 16) HSCHD11M61 and 1968-1979 Chevy II and

and 1968-1979 Chevy II and Nova models fitted with a SB Chevy (Gen 1) engine

Ford Inline-6 / 4-Cylinder

1969-1972 Chevrolet C20 Suburban

1971-1976 American Motors Matador

OptiTorque Rocker Arm Stud - 7/16-14 in Base Thread - 7/16-20 in Top Thread - 1.750 in Long - Black Oxide - Big Block Chevy (Set of 16) HSCHD11M61 and 1968-1979 Chevy II andProduct Description: Rocker Arm Stud 7 16 14 in Base Thread 7 16 20 in Top Thread 1. 750 in Long Steel Black Oxide Big Block Chevy Set of 16 OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.