ARP AI4.060-1B Individual Engine Stud 4.060 Inch Long Broached

The ARP AI4.060-1B is a precision-manufactured individual engine stud designed for high-performance and racing applications. This stud measures 4.060 inches in length and features a broached Allen head end for secure installation and removal.

Key Features:

• Constructed from premium 8740 chromoly steel for superior strength and durability
• Black oxide finish provides corrosion resistance
• Precision centerless-ground and thread-rolled to Mil-S-8879 specifications
• Broached Allen head end for proper installation torque
• Heat treated to 200,000 psi for exceptional fatigue strength
• Thread-rolled after heat treatment for 20 times better fatigue resistance

This individual stud is manufactured with the same exacting quality standards as ARP's complete stud kits. Sold individually as a replacement for damaged, stripped, or lost studs in engine assemblies. Nuts and washers sold separately. Made in the USA and 100% reusable.