Auxiliary Engines C7.1 Tier 3 / IMO II

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Key Specs

Length
43.1 in
1095 mm
Power Range
208 bkW (280 bhp) @ 2300 rpm
208 bkW (280 bhp) @ 2300 rpm
Height
35.1 in
891 mm

Overview

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

Product Specifications for C7.1 Tier 3 / IMO II

Length 43.1 in 1095 mm
Height 35.1 in 891 mm
Minimum Width 31.4 in 798 mm
Maximum Width 33.5 in 850 mm
Minimum Engine Dry Weight 1609 lb 730 kg
Maximum Engine Dry Weight 1676 lb 760 kg
Power Range 208 bkW (280 bhp) @ 2300 rpm 208 bkW (280 bhp) @ 2300 rpm
Configuration In-line 6, 4-stroke-cycle diesel 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 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 2300 rpm
Bore 4.13 in 105 mm
Stroke 5.31 in 135 mm
Displacement 428 in³ 7.01 l
Aspiration Turbocharged-aftercooled aspiration Turbocharged-aftercooled aspiration
Governor Electronic (A5E2 V2 ECM) Electronic (A5E2 V2 ECM)
Refill Capacity Lube Oil System w/Oil filter change: 20 L (5.3 gal) Lube Oil System w/Oil filter change: 20 L (5.3 gal)
Oil Change Interval 500 hrs 500 hrs
Cooling Heat exchanger or keel cooled Heat exchanger or keel cooled
Flywheel Housing SAE No. 03 with SAE 11.5 in flywheel SAE No. 03 with SAE 11.5 in flywheel
Rotation Counterclockwise from flywheel end Counterclockwise from flywheel end

C7.1 Tier 3 / IMO II 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

C7.1 Tier 3 / IMO II 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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