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Your cart is empty.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, NASCAR and NHRA drag racing and marine applications.
Customer
2025-05-02 13:07:00
These were really fairly expensive, but the quality was good, need a 12 point 5/16" socket, Used them on an aluminum timing cover for a big block Chevy, the whole cover was slightly more expensive than this single pack of nuts, but I needed the smaller diameter flange surface.
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