At a glance data:
Power Range:
280 bhp - 425 bhp (209 bkW - 317 bkW)
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
Overview
C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
Category:
Commercial Propulsion Engines
Category:
Commercial Propulsion Engines
Brand:
Caterpillar
Brand:
Caterpillar
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
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
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Power Range:
280 bhp - 425 bhp (209 bkW - 317 bkW)
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
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Power Range:
280 bhp - 425 bhp (209 bkW - 317 bkW)
Speed Range:
2300 - 2700 rpm
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U.S. EPA Tier 3, IMO II, RCD II, China II
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Power Range:
280 bhp - 425 bhp (209 bkW - 317 bkW)
Speed Range:
2300 - 2700 rpm
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Configuration:
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