3.9L 4BT Cummins Gator Fasteners Heavy Duty Main Stud Kit

Fits: 3.9L 4BT Cummins

Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your Cummins 3.9L 4BT together whether you're building a tow rig, race truck or just a daily driver.

These fasteners have a much higher strength and will not stretch like the factory bolts will. The Gator Fasteners Performance Main Studs are a Heavy Duty studs designed for stock to built 5.9L Cummins engines.

Amsoil Assembly lube included in box. 

Gator Fasteners: MSK394BT