3516C Marine Propulsion Engine

  • Overview

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

Power Rating
Power Range 1650-3386 bhp (1230-2525 bkW)
Engine Specifications
Speed Range 1200-1800 rpm
Emissions IMO II
Aspiration TTA
Bore 215 mm (8.46 in)
Stroke 170 mm (7.48 in)
Displacement 78 l (4765 inu00b3)
Rotation from Flywheel End Counterclockwise or clockwise
Configuration Vee 16, 4-Stroke-Cycle Diesel
Dimensions & Weights
Minimum Dry Weight 7961 kg (17550 lb)
Minimum Length 3637 mm (143.1 in)
Maximum Length 3761 mm (148 in)
Minimum Height 1967 mm (77.4 in)
Maximum Height 2150 mm (84.6 in)
Minimum Width 2037 mm (80.2 in)
Maximum Width 2142 mm (84.3 in)

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
    • Auxiliary Water Pumps
    • Sea Water Pump Removal
    • Coolant Shunt Tanks
    • Air Separator
    • Marine Gear Cooling
  • Exhaust System
    • Exhaust Outlet
    • Flexible Fittings
    • Elbows
    • Flanges
    • Flange and Exhaust Expanders
    • Mufflers
  • Fuel System
    • Fuel Cooler
    • Fuel Priming Pumps
    • Flexible Fuel Lines
    • Rigid Fuel Lines
    • Primary Fuel Filter
    • Fuel level switch
  • Instrumentation
    • PL1000T Communication Module
    • PL1000E Communication Module
    • Customer Interface
    • Thermocouples
    • Remote Panel Display
    • Remote Cylinder Temperature Display
    • Pilot House Instrument Panels
    • Marine Gear Sensors
    • Engine Vision Display System
  • 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:
    • Lower Left Hand Front Location:
    • Lower Left Hand Rear Location:
    • Front Housing Accessory Drives
    • Upper LH Accessory Drive
    • Upper RH Accessory Drive
    • Front Power Take Offs
    • Crankshaft Pulleys
    • Damper Guard Removals
  • 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

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