ARP 663-1001 Metric Thread Bolt Kit M10 x 1.25 x 20 hex black oxide bolts ymm_22 Specifications Socket Size(s) 10mm hex

Specifications Socket Size(s) 10mm hex UHL (Qty: 12) 0

Developed to deliver both power and torque gains throughout the range with most gain in lower rpm will improve responsiveness and drivability

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

large underhead radius and rolled threads for the utmost in reliability

Trailduster 1974-1980

ARP 663-1001 Metric Thread Bolt Kit M10 x 1.25 x 20 hex black oxide bolts ymm_22 Specifications Socket Size(s) 10mm hexSpecifications Socket Size(s) 12mm hex UHL 20mm Thread Length 20mm Grip Length n amm Thread Diameter Spacing M10 x 1. 25mm Grip Diameter 10mm Wrenching 12mm Head Height 9. 0mm Collar Diameter 18. 5mm