Mopar Main Stud Kit - 5.9L 12V Cummins

The ARP Mopar Main Stud Kit for 5.9L 12V Cummins engines is designed for builders and enthusiasts who require enhanced reliability under high horsepower and torque conditions. This kit is essential for those pushing their diesel engines beyond stock outputs, whether through turbo upgrades, fuel system modifications, or competitive pulling.

Engineered to replace factory fasteners, this stud kit utilizes ARP's premium alloy steel, providing superior tensile strength and fatigue resistance. The studs are designed to maintain consistent preload and load-carrying capacity across a wider thermal range, making them ideal for diesel engines that experience significant temperature fluctuations.

This main stud kit is perfect for 5.9L 12V Cummins owners looking to achieve moderate to aggressive power increases, ensuring long-term reliability during heavy towing or competitive use. Proper installation with ARP's recommended torque values and assembly lubrication is crucial for optimal performance.