Our CAT marine engine line offers propulsion engines from 280 bhp to 1001 bhp, designed for light weight, long engine life and high acceleration reserve, with low EPA-compliant emissions. These engines are the ideal choice for all displacement hull applications including tug boats, patrol craft, fishing and lobster boats, as well as pleasure craft.
C7.1
- 7.1 Liter
- 280-500 bhp
- 2300-2900 rpm
- 6 Cylinder, 4-stroke-cycle
- Common Rail
- EPA Tier 3 Recreational & Commercial
- Turbocharged, aftercooled
- Heat Exchanger or Keel Cooled
C8.7
- 8.7 Liter
- 641 bhp
- 2300 rpm
- 6 Cylinder, 4-stroke-cycle
- Common Rail
- EPA Tier 3 Recreational
- Turbocharged, supercharged, aftercooled
- Heat Exchanger Cooled
C9.3
- 9.3 Liter
- 375-476 bhp
- 1800-2300 rpm
- 6 Cylinder, 4-stroke-cycle
- Common Rail
- EPA Tier 3 Recreational & Commercial
- Turbocharged, aftercooled
- Heat Exchanger or Keel Cooled
C12.9
- 12.9 Liter
- 838-985 bhp
- 2300 rpm
- 6 Cylinder, 4-stroke-cycle
- Common Rail
- EPA Tier 3 Recreational
- Turbocharged, aftercooled
- Heat Exchanger Cooled
C18
- 18 Liter
- 600-1136 bhp
- 1800-2300 rpm
- 6 Cylinder, 4-stroke-cycle
- Common Rail
- EPA Tier 3 Recreational & Commercial
- Turbocharged, aftercooled
- Heat Exchanger or Keel Cooled
Marine Engine Selection Guide: http://www.miltoncat.com/engines/cat-marine-diesel