The ARP 613-2000 S/S Bolt Kit is a high-performance fastener solution designed for automotive engines. Manufactured by ARP in the United States, this kit includes five 12-point bolts with a 3/8-16 x 2.000 thread size. Ideal for racing and performance applications, these bolts are known for their quality and durability. Perfect for engine builders looking to upgrade their fasteners for improved reliability and strength during high-performance driving conditions.