5 HP 145 PSI Twin Cylinder Air Compressor Pump Garage Shop Auto Power Tools New. This replacement 145 PSI air compressor pump fits compressors from most manufacturers. The splash lubrication keeps the air compressor pump cool while a heavy duty cast iron steel construction withstands rigorous use on the job. Oil sight glass for easy maintenance. Heavy duty cast iron construction. Splash lubrication keeps pump running cool. Oil sight glass for easier maintenance. Requires a 5 HP motor. 5 HP 145 PSI Twin Cylinder Air Compressor Pump. The item “17.5 CFM 145 PSI Twin Cylinder Air Compressor V Pump 5HP Electric Motor Garage” is in sale since Thursday, April 5, 2018. This item is in the category “Home & Garden\Tools & Workshop Equipment\Air Tools\Air Compressors”. The seller is “currentlyselling” and is located in Mission Viejo, California. This item can be shipped to United States.