C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
Power Rating
- Power Range
- 280 bhp - 425 bhp (209 bkW - 317 bkW)
Engine Specifications
- Speed Range
- 2300 - 2700 rpm
- Emissions
- U.S. EPA Tier 3, IMO II, RCD II, China II
- Configuration
- In-line 6, 4-stroke-cycle diesel
- Displacement
- 428in³
- Aspiration
- Turbocharged-aftercooled
- Governor
- Electronic (A5E2 V2 ECM)
- Flywheel Housing
- SAE No. 03
- Bore
- 4.13in
- Stroke
- 5.31in
- Refill Capacity
- 20 L (5.3 gal)
- Oil Change Interval
- 500 hrs
- Rotation
- Counterclockwise from the flywheel end
- Cooling
- Heat exchange or keel cooled
Dimensions & Weights
- Dry Weight
- 1676lb
- Height
- 34.5in
- Length
- 43.1in
- Width
- 31.4in
Key Features & Benefits
- Common rail fuel system enables optimum combustion and low emissions
- Reduced combustion noise through advanced electronic control
- 12V or 24V electrical system
- Compatible with Cat® displays and electronics
- Closed crankcase ventilation system improves engine room cleanliness
- Gear-driven jacket water pump and sea water pump for superior reliability
- Maintenance free valve train with hydraulic valve lash adjusters
- Self-priming fuel system ensures a smooth start every time