Dewalt, 8 gallon, honda powered gas wheelbarrow compressor, honda gx160 ohv gas engine features an overhead valve for increased efficiency & optimal power transfer, engine has a ball bearing supported crankshaft for greater stability, cast iron oil lubricated twin cylinder pump features 1 piece enclosed cast iron crankcase, an aluminum head & valve plate, durable swedish stainless steel reed valves, oil level sight glass & easily accessible oil fill & a 12" cast iron balanced flywheel, the high flow regulator provides maximum air flow for peak tool performance, solberg air intake filter provides improved filtration & sound dampening enclosure, center 10" flat free tire provides easy maneuverability over rough terrain & on jobsites, the unit includes liquid filled tool & tank pressure gauges providing a more accurate reading.