Portable Gas Air Compressor Fuel Type Gasoline Number of Stages 1 Engine Output Power 5.5 hp Engine Brand Honda Free Air Flow Rate 10.2 cfm Free Air Flow Rate @ Maximum Pressure 9.1 cfm Maximum Operating Pressure 135 psi Air Tank Size 20 gal Air Tank Style Horizontal Sound Level 90 dBA Maximum Speed 1 020 RPM Average Pump Life 5 000 hr Lubrication Type Splash Lubricated Pump Oil Capacity 8.5 oz Engine Oil Capacity 21 oz