ARP 763-1007 Metric Thread Bolt Kit M10 x 1.25 x 50 hex SS bolts ymm_74 Optimized exhaust flow for improved

Optimized exhaust flow for improved performance

Specifications Socket Size(s) 9/16 hex UHL 4

Fits Following Engines: 283 CID Chevrolet Small Block Generation I

developing into a pure race-derived acoustic delight in high revs

it features a central muffler flanked by two valves (the housings of both valves are cast at the in-house Akrapovič foundry) and a link pipe set with an X-connection element

ARP 763-1007 Metric Thread Bolt Kit M10 x 1.25 x 50 hex SS bolts ymm_74 Optimized exhaust flow for improvedSpecifications Socket Size(s) 12mm hex UHL 50mm Thread Length 26mm Grip Length 24mm Thread Diameter Spacing M10 x 1. 25mm Grip Diameter 10mm Wrenching 12mm Head Height 9. 0mm Collar Diameter 18. 5mm