ARP - Dodge Cummins 4Bt Diesel 3.9L 4Cyl Main Stud Kit - 247-5404

The ARP 247-5404 main stud kit is engineered for Cummins 4BT 3.9L diesel engines, strengthening the bottom end for performance and industrial use.

Key Features

• Main stud kit for Cummins 4BT 3.9L diesel engines


• Improves block rigidity and bearing support


• High-strength ARP alloy construction


• Designed for heavy-duty and performance use


• Precision-machined for consistent installation

Compatibility & Installation Notes

• Fits Cummins 4BT 3.9L 4-cylinder diesel engines


• Recommended during engine rebuilds


• Install following ARP torque guidelines

Prop 65 Warning

WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.