Toro Groundsmaster 3300 AWD or Approved Substitution Engine Yanmar, 3 Cylinder, liquid cooled diesel, Power: 37.4 hp (27.9kw) @ 3000 rpm, Torque peak: 80.4 ft-lbs. (109 Nm) @ 1950 rpm. Displacement 1642. High Idle: 3150 rpm (no load). Remote mounted Donaldson air cleaner. Fuel filter water separator. EPA Tier 4/Stage V compliant. Radiator Rear mount, cross flow, 8.5 fins per 1” (25 mm), 8-quart (7.6 liter) capacity Fuel Capacity 12 gallons (45 L) Traction Drive CrossTrax® all-wheel drive is based on the innovative Toro Series/Parallel™ design. If one of the front tires begins to slip, power is transferred to the opposite rear tire for optimum traction. Cutting Deck Configurations 72” (183cm) Side Discharge Deck Brakes Dynamic braking through hydrostat and foot pedal. Parking brake: Hand-actuated frum-type on front left and right traction wheels. Steering Hydraulic power steering. Tilt steering wheel released and locked by a foot actuated lever. Main Frame All welded tubular and formed steels.