ARP 100-3222 Water Pump Pulley Stud Kit for 5/16-24 X 2.500?. 8740. black oxide. 12pt (fits 1.250? fan spacer) ymm_45 Specifications Socket Size(s) 12mm 12pt

Specifications Socket Size(s) 12mm 12pt UHL 100mm Thread Length 26mm Grip Length 74mm Thread Diameter-Spacing M10 x 1

it helps eliminate main cap walk and fretting while protecting the threads in the engine block

ECE type approval is only valid for cars equipped with otto/gasoline particulate filter

The system is designed to deliver improved throttle response and subtle performance gains

Fits Models with Ford Small Block Windsor

ARP 100-3222 Water Pump Pulley Stud Kit for 5/16-24 X 2.500?. 8740. black oxide. 12pt (fits 1.250? fan spacer) ymm_45 Specifications Socket Size(s) 12mm 12ptSpecifications Socket Size(s) 3 8 12pt, 1 8 Allen