OptiTorque Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Big Block Chevy w/ Dart / GM Performance Heads COM11-608-5 Intake Duration 220

Intake Duration 220

Frankland Originals must use a single row pinion support bearing (QC0170) for clearance purposes

5/16 anodized aluminum or 5/16in

Genuine Tilton Super Starter replacement part

low pour-point

OptiTorque Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Big Block Chevy w/ Dart / GM Performance Heads COM11-608-5 Intake Duration 220Product Description: Cylinder Head Stud Kit 12 Point Nuts Chromoly Black Oxide Big Block Chevy Dart GM Performance Heads 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.