ARP 244-5400 Main Cap Stud Kit Chrome Moly - 8740 2-Bolt

The ARP 244-5400 main stud kit is engineered to eliminate main cap walk and fretting while protecting the threads in your engine block. This complete 2-bolt main conversion kit includes hardened parallel-ground washers and high-quality nuts for secure, reliable installation.

Key Features:

• Manufactured from 8740 chrome moly steel for exceptional strength and durability
• Heat-treated in-house to 200,000 psi tensile strength for maximum clamping force
• Precision J-form threads rolled after heat-treat provide 1000% stronger threads than conventional fasteners
• Hardened parallel-ground washers included for proper load distribution
• Complete kit with all necessary hardware for professional installation
• Designed for 2-bolt main engine blocks

ARP main studs are the preferred choice of professional engine builders for competition and high-performance applications. The superior thread rolling process performed after heat treatment dramatically increases fatigue life and ensures consistent clamping force under extreme conditions. This kit provides the foundation for a bulletproof bottom end in demanding applications.