ARP s heat treated 8740 chrome moly wheel studs are a much needed replacement for any car engaged in oval track or drag racing competition. They have a tensile strength of 200 000 PSI and are able to easily handle the tremendous acceleration shock loads (shear) and lateral forces (elongation) found in racing. The studs are sold in 4 or 5 packs and are cadmium plated for extra durability. Nuts not included. Now available for all popular applications including General Motors Ford Honda and Chrysler replacements as well as for oval track racing and aftermarket street and strip axles.