C7.1 High Performance Propulsion Engine

  • Overview
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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
Power Range 400 bhp - 500 bhp (298 bkW - 373 bkW)
Engine Specifications
Speed Range 2900 rpm
Rotation from Flywheel End Counterclockwise
Bore 105 mm (4.13 in)
Stroke 135 mm (5.31 in)
Aspiration Turbocharged, aftercooled
Displacement 7.01 l (428 inu00b3)
Configuration In-line 6, 4-Stroke-Cycle Diesel
Emissions IMO II, U.S. EPA Tier 3, RCD II, China II
Dimensions & Weights
Width - Engine 798 mm (31.4 in)
Height 876 mm (34.5 in)
Engine Dry Weight - Approximate 760 kg (1676 lb)
Length - Engine 1095 mm (43.1 in)

Standard Equipment

    • Water cooled turbocharger and exhaust manifold
    • Common rail fuel system
    • Corrosion resistant sea water aftercooler
    • Closed crankcase ventilation system
    • Starter motors – 12V or 24V
    • Fuel cooler
    • Integral engine oil cooler
    • Vibration damper and guard
    • Electric fuel priming pump
    • Self-tensioning multi-vee alternator drive belt
    • Gear driven sea water pump (rubber impeller)
    • Fin and tube type jacket water heat exchanger
    • Front and rear engine mounting brackets

Optional Equipment

    • Alternators – 24V 140 amp – 12V 175 amp
    • Transmission gear oil cooler (engine mounted)
    • Instrument Panels
    • Glow plugs
    • Jacket water heater
    • 6″ water cooled exhaust elbow
    • Isolation mounts
    • Primary fuel filter/water separator (remote mount)
    • Selection of factory-fitted marine transmissions and oil hoses
    • Cabin heater (calorifier) connections
    • Triple groove PTO pulley (crankshaft mounted)
    • Flexible fuel hoses
    • Right-hand and high level left hand oil dipsticks

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