ACE Duty Classification 

Recreational Performance
Maximum recommendation: 1000 Nm (738 lb. ft.) of torque for diesel or gas applications.  Maximum operation: 250 hours per year for planing type hulls of highly intermittent operation.  Gross weight to horsepower less than 12.2 kg/kw (20 lbs./hp).  This classification includes:

  • Private
  • Non-commercial
  • Non-charter
  • Sport/leisure activity craft

Long range pleasure cruisers, sport fishing charters and commercial service craft are not in this service classification.  Factory approved warranty.


High Performance
Maximum operation: 100 hours per year for high performance applications are highly intermittent operation.  Gross weight to horsepower less than 12.2 kg/kw (20 lbs./hp).  Factory approved warranty.