ARP 156-5901 Main Stud Kit for Ford Modular 4.6L/5.4L 3V 4-Bolt Engines

Vehicle Fitment

• Ford Modular 4.6L/5.4L 3V 4-Bolt engines with full-length windage tray

Features

• Manufactured from high-strength 8740 chrome moly steel
• Heat-treated to approximately 200,000 psi tensile strength
• Precision J-form threads rolled after heat treatment for superior strength
• Black oxide finish for corrosion resistance and enhanced appearance
• Includes studs, hardened washers, and high-strength hex nuts
• 6-point hex socket compatibility for secure installation
• Designed for use with full-length 3V windage tray
• Ideal for performance builds requiring enhanced bottom-end stability
• Recommended for high RPM applications or any engine making over 500 HP

Specifications

• Material: 8740 chrome moly steel
• Tensile strength: ~200,000 psi
• Socket compatibility: 6-point hex
• Components: studs, hardened washers, and high-strength hex nuts
• Windage tray compatibility: Full-length 3V windage tray

Included Components

• 1x complete set of main studs
• 1x set of hardened washers
• 1x set of high-strength hex nuts

Product Description

The ARP 156-5901 Main Stud Kit is engineered for Ford Modular 4.6L/5.4L 3V 4-Bolt engines equipped with a full-length 3V windage tray. Crafted from 8740 chrome moly steel and heat-treated to a tensile strength of approximately 200,000 psi, these studs help prevent main cap walk and fretting in high-performance environments.

This complete kit includes studs, hardened washers, and high-strength hex nuts, providing a reusable upgrade over factory torque-to-yield hardware. Installation flexibility is enhanced by 6-point hex socket compatibility. Ideal for builders seeking enhanced bottom-end durability in performance applications.