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ARP 2‑bolt main stud kit for small‑block Chevy engines. These studs are supplied to replace factory main bolts and secure mains in the engine block for improved bottom‑end clamping during assembly or rebuilds. Suitable when servicing or strengthening the crankshaft main bearings, the kit offers a direct replacement option for two‑bolt small‑block Chevy mains.
ARP SB Chevy 2 Bolt Main Stud Kit
