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C7.1

C7.1

The C7.1 marine propulsion engineis ideal for recreational boating applications, specifically smaller vessels and motoryachts ranging from 25 -60 feet in size. The engine features a common rail fuel system enabling optimum combustion and low emissions. The engines provide noticeably quiet operation due to reduced combustion noise through advanced electronic control. Additionally, no visible smoke is emitted from the C7.1 engines during operation.

Power Range 400 bhp - 500 bhp (298 bkW - 373 bkW)
Speed Range 2900 rpm
Emissions IMO II, U.S. EPA Tier 3, RCD II, China II

Technicial Specifications

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

Advantages and 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

  • 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

  • OPTIONAL ATTACHEMENTS
    • 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