Easy pull recoil start and dependable Honda 4-stroke OHV GX390 gasoline engine with low oil alert and shutdown protection system;The engine is CARB (California Air Resources Board) certified as well as compliant with upcoming 2011 EPA emissions standards;Powder-coated, welded steel tubular frame protects components and allows easy access to all service points;Oversized oil cooler and electric fan ensures cool running;Large 13 inch (330 mm) no-flat tires ensure easy job site handling and transport over a wide variety of surfaces and soils;Quick-release telescoping handles;Hydraulic oil-level site gauge;HTMA flat-faced couplers and a 25-micron return line filter