C7.1 Tier 3 / IMO II

C7.1 Tier 3 / IMO II Auxiliary Engine

Overview

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

Specifications

Units: 
Length
Power Range 208 bkW (280 bhp) @ 2300 rpm
Configuration In-line 6, 4-stroke-cycle diesel
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Benefits & Features

Reliability & Durability

Superior response time and acceleration; 12V or 24V electrical system; Gear driven jacket water pump and sea water pump for superior reliability; Maintenance free valve train with hydraulic valve lash adjusters

Easy to use

Compatible with Cat® displays and electronics; Self priming fuel system ensures a smooth start every time

Environment friendly

No visible smoke; Common rail fuel system enables optimum combustion and low emissions; Reduced combustion noise through advanced electronic control; Closed crankcase ventilation system improves engine room cleanliness

  May 4, 2022

Specifications

Units: 
Dimensions & Weights
Length
Height
Minimum Width
Maximum Width
Minimum Engine Dry Weight
Maximum Engine Dry Weight
Power Rating
Power Range 208 bkW (280 bhp) @ 2300 rpm
Engine Specifications
Configuration In-line 6, 4-stroke-cycle diesel
Emissions U.S. EPA Tier 3 / IMO II emissions certified (commercial), RCD 2016 compliant, EU Stage IIIA compliant, CCNR Stage II through reciprocity with EU Stage IIIA
Rated Engine Speed 2300 rpm
Bore
Stroke
Displacement
Aspiration Turbocharged-aftercooled aspiration
Governor Electronic (A5E2 V2 ECM)
Refill Capacity Lube Oil System w/Oil filter change: 20 L (5.3 gal)
Oil Change Interval 500 hrs
Cooling Heat exchanger or keel cooled
Flywheel Housing SAE No. 03 with SAE 11.5 in flywheel
Rotation Counterclockwise from flywheel end

Benefits & Features

Reliability & Durability

Superior response time and acceleration; 12V or 24V electrical system; Gear driven jacket water pump and sea water pump for superior reliability; Maintenance free valve train with hydraulic valve lash adjusters

Easy to use

Compatible with Cat® displays and electronics; Self priming fuel system ensures a smooth start every time

Environment friendly

No visible smoke; Common rail fuel system enables optimum combustion and low emissions; Reduced combustion noise through advanced electronic control; Closed crankcase ventilation system improves engine room cleanliness

Standard Equipment

  • COOLING SYSTEM
    • Gear driven jacket water pump
    • Corrosion resistant sea water aftercooler
    • Fuel cooler
  • EXHAUST SYSTEM
    • Watercooled turbocharger and exhaust manifold
  • FUEL SYSTEM
    • Common rail fuel system
    • Electric fuel priming pump
  • GENERAL
    • Vibration damper and guard
    • Self-tensioning multi-vee belt drive
  • LUBE SYSTEM
    • Closed crankcase ventilation system
    • Integral engine oil cooler
  • MOUNTING SYSTEM
    • Front and rear engine mounting brackets
  • STARTING SYSTEM
    • Starter motors - 12V or 24V

Optional Equipment

  • AIR INLET SYSTEM
    • Various 6" water cooled exhaust elbow configurations
  • COOLING SYSTEM
    • Engine mounted bilge pumps and auxiliary water pumps with electromagnetic clutch
    • Tube and bundle jacket water heat exchanger and gear-driven sea water pump (rubber impeller)
    • Jacket water heater
    • Cabin heater (calorifier) connections
  • FUEL SYSTEM
    • SOLAS double wall high pressure fuel lines kit
  • LUBE SYSTEM
    • Left-hand and right-hand oil dipsticks
    • Transmission gear oil cooler (engine mounted)
  • PROTECTION SYSTEM
    • Additional engine and transmission sensor packages for on or off vessel monitoring
  • STARTING SYSTEM
    • Engine mounted secondary alternator - 24V 100 amp or 12V 175 amp
    • Glow plugs

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