OptiTorque Patriot Series Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Ford Coyote 10664 Transfer Gearbox Temperature Gauge All Performer and Performer RPM

All Performer and Performer RPM Big-Block Chevy heads: Spark plug is closer to center of bore

33 Ratio 4

4 Wheel Locks

7/8 in Nipple

Pontiac Firebird with/without console

OptiTorque Patriot Series Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Ford Coyote 10664 Transfer Gearbox Temperature Gauge All Performer and Performer RPMProduct Description: Cylinder Head Stud Kit Patriot Series 12 Point Nuts Chromoly Black Oxide Ford Coyote 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.