OptiTorque Patriot Series Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide XB4XL 105 mm LS Throttle Body

105 mm LS Throttle Body Flange

For nearly 100 years Hastings Manufacturing

EaSince 1989

Adapters / Case / Hose / Jets

5455 spring lock tool and the 5457 cam phaser limiter plug

OptiTorque Patriot Series Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide XB4XL 105 mm LS Throttle BodyProduct Description: Main Stud Kit Patriot Series 12 Point Nuts 4 Bolt Mains Chromoly Black Oxide GM LS Series Dart Block 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.