ARP 193-5402 Main Cap Fasteners 2-Bolt 12-Point Chrome Moly Stud Kit

The ARP 193-5402 main cap fastener kit provides superior clamping force and reliability for 2-bolt main bearing caps. These precision-engineered fasteners eliminate main cap walk and fretting while protecting the threads in your engine block, ensuring consistent torque retention under extreme loads.

Key Features:

• Manufactured from premium 8740 chrome moly steel for maximum strength
• Heat-treated in-house to 200,000 psi tensile strength for extreme durability
• Precision J-form threads rolled after heat-treatment for 1000% stronger fatigue life
• 12-point head design for easier installation in tight spaces
• Includes hardened parallel-ground washers for even load distribution
• High-quality nuts included for complete installation
• Generous under-head radius reduces stress concentrations

ARP main cap fasteners are the preferred choice of professional engine builders for both high-performance street engines and competition applications. The rolled threads create a superior fastener that resists fatigue and maintains clamping force through countless heat cycles. Each component is manufactured to exacting tolerances to ensure consistent performance and reliability.