C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
US
Metric
Overview
C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
Dimensions & Weights
Length
43.10 in
1095.00 mm
Height
34.50 in
876.00 mm
Minimum Width
31.40 in
798.00 mm
Engine Specifications
Configuration
In-line 6, 4-stroke-cycle diesel
Dimensions & Weights
Maximum Width
33.50 in
850.00 mm
Engine Specifications
Emissions
U.S. EPA Tier 3, IMO II, RCD II, China II
Dimensions & Weights
Minimum Engine Dry Weight
1609.00 lb
730.00 kg
Engine Specifications
Rated Engine Speed
2300 - 2700 rpm
Bore
4.13 in
105.00 mm
Dimensions & Weights
Maximum Engine Dry Weight
1676.00 lb
760.00 kg
Engine Specifications
Stroke
5.31 in
135.00 mm
Displacement
428.00 in³
7.01 l
Aspiration
Turbocharged-aftercooled
Governor
Electronic (A5E2 V2 ECM)
Refill Capacity
20 L (5.3 gal)
Oil Change Interval
500 hrs
Cooling
Heat exchange or keel cooled
Flywheel Housing
SAE No. 03
Rotation
Counterclockwise from the flywheel end
Power Rating
Power Range
280 bhp - 425 bhp (209 bkW - 317 bkW)
Engine Specifications
Speed Range
2300 - 2700 rpm
Dimensions & Weights
Dry Weight
1676.00 lb
760.00 kg
Width
31.40 in
798.00 mm
Features
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
Standard Equipment
- General
- Marine Classification Society (MCS) Approval
- Water-cooled turbocharger and exhaust manifold
- Closed crankcase ventilation system
- Integral engine oil cooler
- Self-tensioning multi-vee alternator drive belt
- Fuel System
- Common rail fuel system
- Starter motors - 12V or 24V
- Fuel cooler
- Electric fuel priming pump
- Starting System
- Corrosion-resistant sea water aftercooler
- Mounting System
- Vibration damper and guard
- Front and rear engine mounting brackets
- Cooling System
- Gear-driven seawater pump (rubber impeller)
- Fin and tube-type jacket water heat exchanger
Optional Equipment
- Fuel System
- SOLAS double wall high-pressure fuel lines
- General
- Engine-mounted secondary alternator - 24V 55 amp or 12V 100 amp
- Analogue gauge displays
- Glow plugs
- Mechanical throttle converter for repower
- Cooling System
- Transmission gear oil cooler (engine mounted)
- Jacket water heater
- Cabin heater (calorifier) connections
- Exhaust System
- Various 5" and 6" water cooled exhaust elbow configurations
- Lube System
- Right-hand and high-level left-hand oil dipsticks
WARNING