Power Steering Air Bleed Adapter Set Features contains three adapters MVA660 - Universal adapter to seal pump necks ranging from 5/8 to 1-5/8 inch MVA661 - GM adapter for steering pumps with two-tab cap design MVA662 - Ford adapter for pump necks having an internal diameter of 1.25 to 2 inch designed for connect to the Mityvac MV8000 or MV8500 hand vacuum pumps (sold separately)
