ARP 107-6001 Cylinder Head Fasteners High Performance Chrome Moly - 8740

The ARP 107-6001 cylinder head fasteners are engineered to deliver superior clamping force and reliability in high-performance engine applications. Manufactured from premium 8740 chrome moly steel, these fasteners provide the strength and durability needed for demanding racing and performance environments where cylinder head sealing is critical.

Key Features:

• Constructed from high-quality 8740 chrome moly steel with tensile strength between 180,000-210,000 psi
• Forged in-house at ARP using only the finest quality materials for consistent performance
• Heat-treated using special vertical racks to ensure complete 360-degree penetration
• Threads rolled after heat-treatment to provide up to 10 times longer fatigue strength
• Precision CNC-machined to exacting specifications for proper fit and function
• Each fastener proudly stamped with the ARP name as assurance of quality

Material Properties:

The 8740 chrome moly material is a proven quench and temper steel that offers excellent toughness with adequate fatigue properties for most racing applications. ARP's proprietary manufacturing process, including post-heat-treat thread rolling, significantly enhances the fatigue life of these fasteners compared to competitor products. Testing has demonstrated that ARP fasteners exhibit superior fatigue strength, making them the preferred choice of professional engine builders and racers worldwide.

These fasteners are designed to handle the extreme cylinder pressures and thermal cycling encountered in performance engines while maintaining consistent clamping loads. Proper installation with ARP Ultra-Torque fastener assembly lubricant is recommended for optimal results.