OptiTorque Rocker Arm Stud - 7/16-14 in Base Thread - 3/8-24 in Top Thread - 1.750 in Effective Stud Length - Black Oxide - Small Block Chevy (Set of 16) Electronic Ignition Conversion Kit For example

For example

27 in Long

the platform remained relatively unchanged until 1988

1957-1979 Ford Ranchero

OptiTorque Rocker Arm Stud - 7/16-14 in Base Thread - 3/8-24 in Top Thread - 1.750 in Effective Stud Length - Black Oxide - Small Block Chevy (Set of 16) Electronic Ignition Conversion Kit For exampleProduct Description: Rocker Arm Stud 7 16 14 in Base Thread 3 8 24 in Top Thread 1. 750 in Effective Stud Length Steel Black Oxide Small 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.