ARP Main Stud Kits

Universal Fitment

Part #: 244-5400

Overview

The ARP Main Stud Kit is a high-quality engine component designed to enhance the durability and reliability of your engine's main cap assembly. Crafted for performance enthusiasts and professional builders, this kit helps prevent main cap walk and fretting, ensuring consistent engine integrity under demanding conditions. Made from premium 8740 chromoly steel and heat-treated to achieve a tensile strength of 190,000 psi, these studs provide superior strength and stability. The precision rolled J-form threads, after heat treatment, create stronger, more reliable threads than standard fasteners, supporting your engine's longevity and performance. Complete with hardened, parallel-ground washers and high-quality nuts, this kit offers a comprehensive solution for securing your engine's main caps with confidence.

Key Features

This kit is designed with durability and precision in mind, featuring:

• Constructed from heat-treated 8740 chromoly steel for maximum strength
• Rolled J-form threads for enhanced thread integrity and load distribution
• Hardened, parallel-ground washers to ensure proper load transfer and prevent distortion
• High-quality nuts designed for secure fastening and long-term reliability
• Engineered to eliminate main cap walk and fretting during high-stress operation
• Suitable for a variety of Chrysler engine applications

Construction & Design

The ARP main stud kit features precision-machined studs made from 8740 chromoly steel, a material renowned for its strength and durability. The studs are heat-treated in-house to achieve a tensile strength of 190,000 psi, ensuring they withstand extreme engine conditions. The J-form threads are rolled after heat treatment, providing superior thread strength and resistance to stripping. Hardened washers and nuts complement the studs, creating a robust assembly designed to maintain proper alignment and prevent cap walk under high loads.

Installation & Fitment

Installation requires proper torque specifications and should be performed following engine assembly best practices. Fitment details should be verified against your specific engine model and application to ensure compatibility.

What’s Included

The kit includes all necessary studs, hardened washers, and nuts required for a complete main cap fastening upgrade.

Ideal For

This product is ideal for engine builders, performance tuners, and enthusiasts seeking to reinforce their engine's main cap assembly for high-performance or racing applications.