Built for durability and compact power, the Cummins 3. 9L 4BT engine benefits from this range of mechanical fuel system upgrades, custom turbo kits, and performance manifolds.
Built for durability and compact power, the Cummins 3.9L 4BT engine benefits from this range of mechanical fuel system upgrades, custom turbo kits, and performance manifolds. Whether it's for a Jeep swap, off-road rig, or marine build, these components support VE and P-pump variants with parts like governor spring kits, billet valve covers, and 4BT-specific intercoolers.
Don’t reinstall the factory plastic oil squirters in your 89-02 Dodge 5.9L Cummins Diesel replace them with our HD Cummins Piston Oil Squirters. Commonly known as piston cooling nozzles, cooling jets, or oil squirters, this easy and affordable...
Swag Performance 5.9L/6.7L Dodge Cummins Front Crankshaft Seal Installation Tool
1989 – Current 5.9L, 6.7L, and 3.9L Dodge Cummins Diesel Front Crankshaft Seal Install ToolCummins # 3824498
Swag Performance 4BT Main Stud Kit* 4BT Cummins 3.9L 4 Cylinder
Please consult with Cummins for Engine Installation & Torque Specs
*THESE ARE MAIN STUDS NOT CYLINDER HEAD STUDS!
Similar to ARP 247-5404/ARP2000
Colt Cams 4BT Tappet Set TAPPETS-4BT For 3.9L Cummins 4BT
The Colt Cams 4BT Tappet Set is a great upgrade for the valvetrain in your 3.9L Cummins 4BT when adding a performance camshaft. Inconsistencies such as flat and even dished crowns on the tappets...
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