300-8339 - ARP 5/8 -18in 12pt Nut Kit (Pack of 10)

ARP nuts are high-performance fasteners designed to work seamlessly with ARP bolts and studs. Made from premium materials such as 8740 chromoly steel, these nuts are heat-treated to achieve superior strength and reliability. ARP nuts feature precise machining to ensure accurate thread engagement and a secure fit. Ideal for racing and high-performance applications, they are engineered to withstand the extreme stresses of high-combustion engines and provide long-lasting durability.