ARP Main Stud Kits

Universal Fitment

Part #: 202-5403

Overview

The ARP Main Stud Kit is a high-strength fastening solution designed for engine builders seeking enhanced durability and reliability. Crafted from premium 8740 chromoly steel and heat-treated to achieve a tensile strength of 190,000 psi, these studs are engineered to withstand the demanding conditions of high-performance engines. Ideal for automotive enthusiasts and professional rebuilders, this kit helps secure main caps firmly in place, reducing the risk of cap walk or fretting during operation. The precision J-form threads are rolled after heat treatment, resulting in significantly stronger threads compared to standard fasteners. Complete with hardened, parallel-ground washers and high-quality nuts, this kit ensures a secure and consistent fit, supporting the integrity of your engine assembly and promoting long-term performance.

Key Features

This ARP Main Stud Kit is designed with durability and precision in mind, offering a reliable upgrade for your engine build. Key features include:

• Made from 8740 chromoly steel for exceptional strength and toughness
• Heat-treated in-house to 190,000 psi tensile strength for maximum durability
• Rolled J-form threads after heat treatment for stronger, more reliable threads
• Complete with hardened parallel-ground washers for precise load distribution
• High-quality nuts designed for secure fastening under high stress
• Engineered to eliminate main cap walk and fretting, ensuring engine stability
• Suitable for a variety of Nissan engine applications, with multiple fitment options