C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

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

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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