Lincoln MV4508 Mityvac MV4508 Universal Cooling System Adapter

Replaces more than 20 individual cooling system pressure test adapters for cars, vans, light- and heavy-duty trucks. Patent-pending cam mechanism helps to ensure an air-tight seal with radiator and coolant bottle necks. Compact one-piece design fits conveniently in tool box. Compatible with Stant-style cooling system pressure pumps.