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 Built to extreme precision tolerances

Built to extreme precision tolerances to create the most durable solid lifters available

the platform remained relatively unchanged until 1988

For example

1-1/2" and larger spacers are uniquely designed allowing spacer to remain bolted to water pump while changing fans

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 Built to extreme precision tolerancesProduct 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.