OptiTorque Patriot Series Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 10525 HSYTH11PA Units in this series will

Units in this series will be magnafluxed on special request only

& Engler Injectors

HP and Dominator ECU's

1968-1969 Chevrolet El Camino

Full Clutch Kits

OptiTorque Patriot Series Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 10525 HSYTH11PA Units in this series willProduct Description: Main Stud Kit Patriot Series Hex Nuts 2 Bolt Mains Chromoly Black Oxide Big Block Chevy 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.