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3516C Commercial Propulsion Engines

The Cat® 3516C marine propulsion engine delivers results under hard working conditions. This engine family is designed to maximize the performance of your invested dollars with a wide range of available power ratings, standard and reverse rotation configurations, no required aftertreatment, and efficient fuel consumption. This engine is available as IMO II or China Stage II emissions compliant making it an excellent propulsion engine choice for Tug, Governmental, and other workboat applications.

3516C

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The Cat® 3516C is built for reliable performance in the marine power systems range, backed by Al-Bahar's regional service and support network.

Power Range
2000-3385 bhp (1492-2525 bkW)
Speed Range
1200-1800 rpm
Emissions
IMO II
Aspiration
TTA
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  • Specifications
  • Features
  • Standard Equipment

Specifications

Power Rating specifications
Power Range 2000-3385 bhp (1492-2525 bkW)

Features

Complete Solution for Your Marine Application'

• Single-source for support and service • Industry-leading warranty coverage for factory packaged components • Global dealer network for service in any location

Efficient Operation

• 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

Improved Performance and Function

• Standard marine twin turbocharger configuration. • More reserved power for superior part load performance at continuous ratings • Turbos tuned for high power and excellent fuel consumption

Environmentally Conscious

• 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 3/IMO Tier II Emissions Compliant

3516C Commercial Commercial Propulsion Engines

CM20241028-5e406-c25dc

Standard Equipment

Air Inlet System
  • Corrosion resistant separate circuit freshwater aftercooled, powercore air cleaner
Control System
  • Dual Caterpillar® A3 Electronic Control Unit (ECU) LH with electronic unit injector fuel system rigid wiring harness (10 amp DC power required to drive ECU)
Cooling System
  • Gear-driven centrifugal auxiliary sea water pump, geardriven centrifugal jacket water pump, expansion tank for commercial engines, coolant shunt tank on lightweight engines, engine oil cooler, thermostats and housing.
ECU Functions
  • Programmable low idle, SAEJ1939 data link, Cat® data link, engine diagnostics, general alarm relay, programmable parameters (system application and tattletales), Caterpillar ET service tool interface, remote shutdown, shutdown notify, load feedback, overspeed shutdown, overspeed verify
Exhaust System
  • Dry gas-tight exhaust manifolds with heat shields, dual turbochargers with watercooled bearings and heat shield. Wastegate on select ratings
Fuel System
  • Electronically controlled unit injectors, simplex fuel filter (RH) with service indicators, fuel transfer pump
Instrumentation
  • Marine Power Display of: Engine oil pressure, engine water temperature, fuel pressure, engine speed, fuel consumption, overspeed shutdown notification light, prelube and shutdown override
Lube System
  • Gear-driven pump, top-mounted dual crankcase breather groups, simplex oil filter, oil filler and dipstick
Power Take-Offs
  • Accessory drive, two-sided front housing
Protection System
  • Emergency stop pushbutton, safety shutoff, oil pressure, and water temperature
General
  • Two lifting eyes mounted to cylinder heads, Caterpillar yellow paint, parts books and maintenance manuals, shrink-wrap.
ISO Certification
  • Factory-designed systems built at Caterpillar ISO 9001:2000 certified facilities.

Optional Equipment

Air Inlet System

  • Air Cleaner Removal
  • Remote Air Inlet Adapters

Charging System

  • Battery Chargers
  • Charging Alternators

Control System

  • Throttle Position Sensor
  • Throttle Synchronization

Cooling System

  • Water Level Switch Gauge
  • Coolant Level Sensors
  • Connections
  • Keel Cooling Conversions
  • Heat Exchangers

Exhaust System

  • Exhaust Outlet
  • Flexible Fittings
  • Elbows
  • Flanges
  • Flange and Exhaust Expanders

Fuel System

  • Fuel Cooler
  • Fuel Priming Pumps
  • Flexible Fuel Lines
  • Rigid Fuel Lines
  • Primary Fuel Filter

Instrumentation

  • PL1000T Communication Module
  • PL1000E Communication Module
  • Customer Interface
  • Thermocouples
  • Remote Panel Display

Lube System

  • Oil Pan
  • Oil Pan Accessories
  • Sump Pumps
  • Prelubrication Options
  • Lubricating Oil

Mounting System

  • Engine Supports
  • Vibration Isolation Mountings

Power Take-Offs

  • Flexible Coupling and Guards
  • Front Housing Accessories
  • Upper Left Hand Front Location:
  • Upper Right Hand Front Location:
  • Upper Right Hand Rear Location:

Protection System

  • Air Inlet Shutoffs
  • Switches and Contactors
  • Explosion Relief Valve
  • Sensors

Spare Parts Kits

  • Parts Kits
  • Pump Kits
  • Fuel Transfer
  • Lube Oil

Special Appearance

  • Chrome Plated Relief Valves
  • Black Air Cleaners

Starting System

  • Starting Motors or Barring Device
  • Air Starting Motors Options
  • Starting Aids
  • Battery Sets - 24 Volt - Dry
  • Battery Rack

General

  • Tool Set
  • Caterpillar Datalink Wire