Orion Motor Tech Coolant Vacuum Refill Kit, Cooling System Fill Tool...
Say Goodbye to Engine Overheating: Reaching up to -27 inHg, this coolant refill kit clears stubborn air pockets for smooth coolant circulation. Works on Almost Every Radiator: With 5 different adapters (1.2, 1.4, 1.6, 1.7, & 1.8 in.).