PERFORMANCE : Powerful fuel efficient 75.6 cc (3.67 HP), MM4® 4-stroke, commercial duty engine COMFORT : L-shaped chemical tank lowers center of gravity for improved balance EFFICIENCY : Single action switch to activate liquid chemical flow CONVENIENCE : Padded shoulder straps retain their shape for easier re-shouldering INCLUDES : High viscosity nozzle, low viscosity nozzle Features L-shaped chemical tank lowers center of gravity for improved balance Single action switch to activate liquid chemical flow Liquid chemical in tank is automatically mixed by intake air flow for uniform solution concentration Powerful fuel efficient 75.6 cc (3.67 HP), MM4® 4-stroke, commercial duty engine Mechanical automatic engine decompression for quick and easy start-ups Large damper springs mounted between engine and frame reduce vibration Padded shoulder straps retain their shape for easier re-shouldering Large capacity air filter is replaceable and easily accessible Compact design with less weight (13.3 lbs) 61 oz. fuel tank with large openings for longer run time and easy refueling Engine Displacement (cc) : 75.6 cc Engine Power : 3.67 HP Tank : 3.9 gal. Max. Air Volume : 496 CFM Max. Air Velocity : 190 MPH Fuel Type : Unleaded gas Fuel Tank Capacity : 64 oz. Crank Case Capacity : 7.4 oz. Sound Pressure : 74 dB(A) Dry Weight : 29.3 lbs. User Type : Professional Power Type : 4-stroke gas Shipping Weight : 36.6 lbs.