Specifications include, but are not limited to: seeking a vendor to supply three snow groomers. One snow Groomer will have a trade in on it. . ENGINE: 175 horsepower or more, Mercedes-Benz or Perkins diesel engine or comparable (net SAE Horsepower). The cooling system, designed to maintain an operating temperature within the engine manufacturer’s recommended range. The engine is protected from freezing with permanent type anti-freeze with a protecting value to –35 degrees F. Engine has a coolant recovery system and an engine block heater. Has a muffling system for noise reduction. FUEL CAPACITY: 60 gallons minimum, tank (s) standard construction or as required to prevent churning or agitating fuel; individual tanks will have separate valves and fuel lines wrapped with insulation. Hydrostatic tank heater.