3516E

3516E Marine Auxiliary Engine (U.S. EPA Tier 4 Final)

The 3516E marine auxiliary engine is now available in a wide range of ratings that meet U.S. EPA Tier 4 Final and IMO III marine emissions regulations. As the commercial marine industry adjusts their operations to meet EPA Tier 4 Final and IMO III emissions standards, Caterpillar Marine has introduced a solution built to maximize performance while meeting regulations. Caterpillar's combination of a fuel-efficiency-optimized engine and a selective catalytic reduction (SCR) aftertreatment system is a solution that not only reduces NOx emissions, but can also lower a customer's owning and operating costs in the process.

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Specifications

NameTypeValueUnit Value (Imperial)Unit NameUnit Value (Metric)Unit Name (Metric)
Power Rangetext1921 - 2368 bkW
Frequencytext50 / 60
EmissionstextU.S. EPA Tier 4, IMO II/III

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Documents & Spec Sheets

3516E Marine Auxiliary Engine Spec Sheet

CM20250409-08ee3-0a388

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Features & Benefits

Emissions
Utilizes SCR Technology to enable U.S. EPA Tier 4 Final emission regulations compliance while lowering operational costs, IMO III emissions compliant
Utilizes closed loop air assisted DEF dosing control strategy
Highest efficiency mixing and control to lower operational costs, extends emissions useful life, ensures compliance, flexibility regarding urea quality
Advanced Engine Combustion Design
Advanced engine combustion design process utilizing optimum configurations and cylinder geometry for maximum engine efficiency
Enhanced control of fuel injection
Enhanced control of fuel injection optimized through crank timing and the latest A5 ECM technology
Enhanced Fuel Delivery
Optimal fuel injector nozzle geometry and electronic injection control for improved fuel delivery
Increased Durability and Higher Engine Duty Cycle Capability
Strengthened cylinder heads and valves for increased durability and peak cylinder pressure capability resulting in higher engine duty cycle capability
Caterpillar Warranty
Industry-leading warranty coverage for factory packaged components
Global Dealer Network
No matter where or when, our extensive global dealer network is ready to provide support

Complete Specifications

Power Rating

NameTypeValueUnit Value (Imperial)Unit NameUnit Value (Metric)Unit Name (Metric)
Power Rangetext1921 - 2368 bkW
Frequencytext50 / 60
EmissionstextU.S. EPA Tier 4, IMO II/III
AspirationtextTurbocharged - Aspirator
Boremeasurement6.69in170.0mm
Strokemeasurement8.46in215.0mm
Displacementmeasurement4765.0in³78.0l
ConfigurationtextV 16, 4-Stroke-Cycle Diesel
Rotation from Flywheel EndtextCounterclockwise
Minimum Widthmeasurement72.8in1850.0mm
Dry Weightmeasurement22060.0lb10006.0kg
Heightmeasurement90.9in2309.0mm
Maximum Widthmeasurement87.9in2230.0mm
Lengthmeasurement146.6in3724.0mm

Standard Equipment

Air Inlet System

  • Corrosion-resistant aftercooler core

Control System

  • Dual A5 engine control modules with electronic unit injection and low pressure fuel system

Cooling System

  • Auxiliary fresh water pump
  • Gear Driven, centrifugal jacket water pump with 40% more capacity

Exhaust System

  • Dual turbochargers with water-cooled bearings and heat shields

Fuel System

  • Duplex Fuel and Oil Filtration

General

  • Vibration damper and guard
  • Meets SOLAS regulations

Optional Equipment

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