Industrial Air Contractor CTA5090412 4-Gallon Grade Direct Drive Pontoon Air Compressor with Honda Engine Low maintenance, oil free, direct drive pump has a patented two piece cooling system which extends the life of the pump 5-Horsepower Honda OHC/OHV premium residential gas engine 155 PSI max pressure for optimum tool performance "Pontoon" style tank design with two 2-Gallon tanks for job-site portability Maximum pressure: 155 PSI; CFM at 90 PSI: 5.0; CFM at 40 PSI: 6.9; horsepower: 5.0; engine type: Honda OHC/OHV.CC: 160