The 3516E marine propulsion 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 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.

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

Features

  • 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 thelatest 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

Specifications

Units for specifications

Power Rating

Power Range 2501-3386 bhp (1865-2525 bkW)

Engine Specifications

Speed Range 1600 - 1800 rpm
Emissions U.S. EPA Tier 4, IMO II, IMO III, IMO II/III switchable
Aspiration Twin Turbocharged Aftercooled
Bore 6.69 in 170.0 mm
Stroke 8.46 in 215.0 mm
Displacement 4765.0 in³ 78.0 l
Rotation from Flywheel End Counterclockwise
Configuration V 16, 4-Stroke-Cycle Diesel

Dimensions & Weights

Width 89.9 in 2284.0 mm
Length 125.7 in 3192.0 mm
Height 87.6 in 2225.0 mm
Dry Weight - Approximate 21164 lb 9600 kg

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

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