OptiTorque Header Stud - 3/8-16 and 3/8-24 in Thread - 1.670 in Long - Broached - Big Block Chevy (Set of 16) 8741 1609RSPOR CSR Performance Products continually strive

CSR Performance Products continually strive to add new durable

Maximum Pressure Rating Of 350 psi

Like Fire Sleeve

A polished steel shaft spins in the center of this module and is guided by a sealed ball bearing for great stability

Commonly used w/ Flexplate as Drive Flange

OptiTorque Header Stud - 3/8-16 and 3/8-24 in Thread - 1.670 in Long - Broached - Big Block Chevy (Set of 16) 8741 1609RSPOR CSR Performance Products continually striveProduct Description: Header Stud 3 8 16 and 3 8 24 in Thread 1. 670 in Long Nuts Included Broached 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.