ARP 660-1005 Metric Thread Bolt Kit M6 x 1.00 x 40 hex black oxide bolts ymm_33 Premium construction built with unmatched

Premium construction built with unmatched quality standards

You will note that gaskets and cylinder heads literally glide into position and are perfectly aligned – something that won’t happen with inferior quality head studs

com/arp/pro-series-12-point-cylinder-head-stud-kit-mpn-203-4204

3500 Series 1960-1966

ARP 660-1005 Metric Thread Bolt Kit M6 x 1.00 x 40 hex black oxide bolts ymm_33 Premium construction built with unmatchedSpecifications Socket Size(s) 8mm hex UHL 40mm Thread Length 18mm Grip Length 22mm Thread Diameter Spacing M6 1. 00mm Grip Diameter 6mm Wrenching 8mm Head Height 6. 5mm Collar Diameter 11. 6mm