New | 3516C Marine Propulsion Engine (Tier 4)

The 3516C propulsion engine has available ratings of 2240 and 2350 bkW that are U.S. EPA Tier 4 emissions certified, IMO II certified, and IMO III compliant. Installation of these engines utilizes the latest advancements in Caterpillar designed Selective Catalyst Reduction (SCR) technology to comply with EPA and IMO emissions levels while minimizing customer integration impact and maximizing operating efficiencies. The 3516C engine’s design greatly enhances the back pressure capability, allowing the Cat Clean Emissions Module to be the most compact and efficient SCR system. Specifically designed for Marine applications, the Cat Clean Emissions Module offers versatile vessel integration options, serviceability, and lowest cost of ownership.

Power Rating
Power Range3003-3150 bhp (2240-2350 bkW)
Engine Specifications
Speed Range1800 rpm
ConfigurationVee 16, 4-Stroke-Cycle Diesel
Bore6.69 in
Stroke8.46 in
Displacement4765.0 in3
Rotation (from flywheel end)Counterclockwise
EmissionsEPA Tier 4
Dimensions & Weights
Length125.7 in
Width89.9 in
Height87.6 in
Dry Weight21164.0 lb

• Single-source For Support And Service • Industry-leading Warranty Coverage For Factory Packaged Components • Global Dealer Network For Service In Any Location

• Instrument Panel With Cold Mode Start Strategy And Programmable Low Idle • Electronic Governing Control Unit Minimizes Fuel Consumption And Monitors Engine Operating Parameters • Optional Alarm And Protection System

• Advanced Combustion Design Uses The Optimum Configurations And Cylinder Geometry • Enhanced Control Of Fuel Injection Optimized Through Crank Timing

• Closed Crankcase Ventilation System And Redesigned Piston For Improved Efficiency And Lower Emissions • Optimal Nozzle Geometry And Electronic Injection Control For Improved Fuel Delivery • Epa Marine Tier 4 Certified, Imo Ii Certified, Imo Iii Compliant Emissions

Air Inlet System
  • Corrosion-resistant separate circuit aftercooler core, Power core air cleaners, dual turbochargers, crankcase breather groups
Control System
  • Dual A4 engine control modules provide engine control and monitoring, rigid wiring harness
Cooling System
  • Auxiliary fresh water pump, gear driven centrifugal jacket water pump, engine oil cooler, thermostats and housing
Exhaust System
  • Dry gas-tight exhaust manifolds with heat shields, dual turbochargers with water-cooled bearings and heat shields, single exhaust outlet
Fuel System
  • Electronically controlled unit injectors, fuel transfer pump,
  • Instrument panel shipped loose with Color Marine Power Display (CMPD), alarm horn, overspeed shutdown notification light, emergency stop notification light, secondary ECU “Ready” light, secondary ECU “Active” light, graphic display unit for analog or digital display of oil and fuel pressure, oil and fuel filter differential, system DC voltage, exhaust and water temperature, air inlet restriction, service meter, engine speed, fuel consumption (total and instantaneous)
Lube System
  • Pre-lube strategy, top-mounted dual crankcase breathers, oil filter with service indicators, oil level gauge, oil filler, gear-type oil pump
Power Take-Offs
  • Accessory drives — Lower RH, Lower LH
Protection System
  • A4 electronic control module with customer programmable engine derate strategies, engine alarms and diagnostics displayed on local and remote CMPDs, emergency stop pushbutton, safety shutoff protection for oil pressure and water temperature, overspeed protection
  • Vibration damper and guard, Cat® yellow paint, two lifting eyes attach to engine block,
ISO Certification
  • Factory-designed systems built at Caterpillar ISO 9001:2000 certified facilities
Mounting System
  • Mounting rails



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