Tough enough for use in NASCAR with J-form threads, exclusive longer-than-standard nut-starter, and a bullet shaped radius to help eliminate cross threading. Studs are shot peened with a special baked-on dry lube, and are double magnafluxed. Rated at 190, 000 psi tensile strength. The finest wheel studs available! All applications fit Stock Car Products and Speedway Engineering hubs (and others).

ARP’s 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.

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