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

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

Overview

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

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  • 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
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
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
Dry Weight
1676lb
Height
34.5in
Length
43.1in
Width
31.4in
  • 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 seawater pump (rubber impeller)
    • Fin and tube-type jacket water heat exchanger
    • Front and rear engine mounting brackets
  • Optional Attachments
    • Marine Classification Society (MCS) Approval ABS, BV, CCS, CRS, *DNV-GL, IRS, LR, Class NK, PRS, RINA (*DNV-GL approval available for keel-cooled engines only)
    • SOLAS double wall high-pressure fuel lines
    • Engine mounted bilge pumps and auxiliary water pumps with electromagnetic clutch
    • Engine-mounted secondary alternator – 24V 55 amp or 12V 100 amp
    • Analogue gauge displays
    • Transmission gear oil cooler (engine mounted)
    • Glow plugs
    • Jacket water heater
    • Various 5″ and 6″ water cooled exhaust elbow configurations
    • Cabin heater (calorifier) connections
    • Right-hand and high-level left-hand oil dipsticks
    • Mechanical throttle converter for repower

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