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


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

Power Rating
Power Range 787-3175 bhp (587-2368 bkW)
Engine Specifications
Aspiration TA
Emissions U.S. EPA Tier 4 Final, IMO III
Stroke 215 mm (8.46 in)
Displacement 78 l (4765 inu00b3)
Configuration Vee 16, 4-Stroke-Cycle Diesel
Bore 170 mm (6.69 in)
Rotation from Flywheel End Counterclockwise
Dimensions & Weights
Minimum Width 1850 mm (72.8 in)
Dry Weight 10006 kg (22060 lb)
Height 2309 mm (90.9 in)
Length 3724 mm (146.6 in)
Maximum Width 2230 mm (87.9 in)

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

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