CARB Certified available EPA Certified quiet dependable performance with horizontal shafts. Applications: Pressure Washers, Air Compressors, Trenchers, Concrete Mixers, Concrete Saws, Mortar Mixers, Go-Karts. Specs, Horse Power: 9 hp, Displacement of 270 CC, Bore x Stroke 77 mm x 58 mm, compression ratio of 8.2:1, Engine speed of 3600 rpm, Recoil starting system, 1.6 gal fuel tank capacity, 32 oz engine oil capacity, 19 in L x 18 in W x 20 in H, Dry weight of 68 lb., Shaft diameter of 1 in. Not for sale in California.