ARP Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Girdle - Small Block Ford NMO-MT-15 Finished with state of the

Finished with state of the art heat treat and available solid or gundrilled

High quality steel then zinc plated for a durable finish

Simply unbolt the mount and move it

AN Size: -8

The 600 gear uses a 3/4"-30 spline U-Joint

ARP Main Stud Kit - Hex Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Girdle - Small Block Ford NMO-MT-15 Finished with state of theARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Main Stud Kit Hex Nuts 2