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3516C-SS-ME1850 Marine Main Engine

The Caterpillar 3516C-SS-ME1850 marine main engine series is an V-16, 4-Stroke-Cycle-Diesel engine with a 170 mm (6.7 in) bore, 190 mm (7.48 in) stroke and 69 L (4211 cu in) displacement. Lube oil system with replaceable oil filter: 233 L (61.6 gal) with common rail fuel system and electronic (A5E2 V2 ECM) governor.
The Caterpillar 3516C-SS-ME1850 marine main engine series has a rated speed range of 1600 RPM and a rated power range of 1850 bhp (1379 bkW).
Caterpillar 3516C-SS-ME1850 marine main engine series complies with US EPA Tier 3/IMO II emission certifiCaterpillarion (commercial), RCD 2016, EU Stage IIIA emission standards, CCNR Stage II standards by following EU Stage IIIA standards, and the intake air is turbocharged cold.
Combustion air temperatures up to 50 °C (122 °F) measured at the turbocharger air compressor inlet, seawater temperatures up to 32 °C (89.6 °F) and fuel temperatures up to 40 °C ( 104 °F).
As a partner of Caterpillar marine main engine for many years, EMAC is a professional power system solution provider. We provide global customers with one-stop power system-sales solutions from power system design to power system supply, from installation to commissioning, and from after-sales. Program. With sales service support for spare parts supply, EMAC is your reliable powertrain partner, offering you the best cost-effective and reliable system solutions.

Advantages of Caterpillar 3516C-SS-ME1850 Marine Main Engine

  • Engine Design : Proven reliability and durability, 45 °C ambient capability*, Robust diesel strength design prolongs life and lowers owning and operating costs, Broad operating speed range.

  • Custom Packaging : Trust a Cat factory custom package to meet your exact petroleum application needs. Cat engines, generators, enclosures, controls, radiators, transmissions — anything your project requires — can be custom designed and matched to create a one-of-a kind solution. Custom packages are globally supported and are covered by a one-year warranty after startup.

  • Full Range of Attachments : Large variety of factory-installed engine attachments reduces packaging time.

  • Testing : Every engine is full-load tested to ensure proper engine performance.

  • Over 80 Years of Engine Manufacturing Experience : Over 80 years of natural gas engine production Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Technical Specifications

Basic Introduction of Caterpillar 3516C-SS-ME1850 Marine Main Engine

Engine Model:3516C-SS-ME1850
Engine Type:V-16, 4-Stroke-Cycle Diesel
Displacement:69 L (4211
Rated Power / Speed:1379 HP 1200 @ RPM
Aspiration Method:Turbocharged Aftercooled (TA)
Emission Standard:UN ECE R96 Stage IIIA
Bore * Stroke:170.0 mm (6.7 in) * 190.0 mm (7.48 in)
Packing Size(L * W * H):3185 mm * 2036 mm * 2123 mm
Weight , Net Dry:7961-8629 kg (17550-19025 lb)
Lead Time:15-30 Working Days
Payment Terms:T/T ,L/C

Engine Model

Rated Power



3516C-SS-16501230 HP 1200 @ RPMTurbocharged-AftercooledIMO II
3516C-SS-17501305 HP 1200 @ RPMTurbocharged-AftercooledIMO II
3516C-SS-18501379 HP 1200 @ RPMTurbocharged-AftercooledIMO II
3516E2525 HP 1800 @ RPMTurbocharged-AftercooledIMO III


General Engine Specifications of CAT 3516C-SS-ME1850 Marine Main Engine

Engine SpecificationsV-16, 4-Stroke-Cycle-DieselEmissionEPA Tier 2
Displacement69 L (4211 cu in)Bore * Stroke170.0 mm (6.7 in) * 190.0 mm (7.48 in)
Rated Engine Speed1200 RPMAspirationTurbocharged-Aftercooled
Length to Flywheel Housing2625.4 mm (103.4 in)Width2036.9 mm (80.19 in)
Height2113.3 mm (83.2 in)Weight, Net Dry (Approx)7961-8629 kg (17,550-19,025 lb)
GovernorADEM™ A3Oil Change Interval1000 hr
Cooling SystemHeat ExchangerRotation (From Flywheel End)Counterclockwise
3512C Propulsion516DM52 (Standard),516DM53 (Reverse)Flywheel and Flywheel HousingSAE No. 00
Cooling System (Approx)233 L (61.6 gal)Flywheel Teeth183
Lube Oil System810.1 L (214 gal)C Rating1673 MHP (1650 BHP) 1230 bkW @ 1200 RPM (DM8473)



coming soon

Standard Engine Equipment of CAT 3516C-SS-ME1850 Marine Main Engine

Corrosion Resistant Separate Circuit Freshwater Aftercooled, Powercore Air CleanerElectronically Controlled Unit Injectors, Simplex Fuel Filter with Service Indicators, Fuel Transfer Pump
Air Intake SystemFuel System
Control SystemDual Caterpillar A3 Electronic Control Unit (ECU) LH with Electronic Unit Injector Fuel System Rigid Wiring Harness (10 Amp DC Power Required to Drive ECU)InstrumentationMarine Power Display of: Engine Oil Pressure, Engine Water Temperature, Fuel Pressure, Engine Speed, Fuel Consumption, Overspeed Shutdown Notification Light, Prelube and Shutdown Override
Cooling SystemGear-Driven Centrifugal Auxiliary Sea Water Pump, Gear Driven Centrifugal Jacket Water Pump, Expansion Tank for Commercial Engines, Coolant Shunt Tank on Lightweight Engines, Engine Oil Cooler, Thermostats and HousingECU FunctionsProgrammable 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
Lube SystemGear-Driven Pump, Top-Mounted Dual Crankcase Breather Groups, Simplex Oil Filter, Oil Filler and DipstickExhaust SystemGear-Driven Pump, Top-Mounted Dual Crankcase Breather Groups, Simplex Oil Filter, Oil Filler and Dipstick
Emergency Stop Pushbutton, Safety Shutoff, Oil Pressure, and Water TemperatureTwo Lifting Eyes Mounted to Cylinder Heads, Caterpillar Yellow Paint, Parts Books and Maintenance Manuals, Shrink-Wrap
Protection SystemGeneral
Power Take-OffsAccessory Drive, Two-Sided Front Housing

Informationof CAT 3516C-SS-ME1850 Marine Main Engine

Standard Engine EquipmentOptional
Corrosion-Resistant Aftercooler CoreSpecial Appearance Packages with Chrome Covers
Vibration Damper and GuardMarine Society Certifications
Meets Solas RegulationsPower Take-Off
Duplex Fuel and Oil FiltrationCertified Marine Alarm and Protection Safety System
Auxiliary Fresh Water PumpStandard Instrument Panel with Color Touchscreen Display
Dual A5 Engine Control Modules with Electronic Unit Injection and Low Pressure Fuel SystemMounting Rails and Trunnion Mount Options
Dual Turbochargers with Water-Cooled Bearings and Heat ShieldsEngine Mounted Fuel Cooler (Scac Water Cooled)
Gear Driven, Centrifugal Jacket Water Pump with 40% More CapacitySea Water Pump with 25% More Capacity for Cooling Auxiliary Vessel
Surveillance SystemClosed Crank Case Ventilation
N/APlate-Type Heat Exchanger with Integrated Scac and Jw Water Expansion

Modifiable of CAT 3516C-SS-ME1850 Marine Main Engine

Air Intake System1. Installation Position of Air FilterStarting System1. 12V Starter Motor for 12V Electric System
2. Upgrade to Heavy-Duty Type Air Fitler2. Upgrading to Specified Brand and Speicifications of  Starter Motor
Exhuast System1. Can Modify Installation Position and Direction of TurbochargerCharging System1. 12V Charging Alternator for 12V Electric System
2. Water-Cooled Exhuast Manifold2. Explosion-Proof Charging Alternator
3. Water-Cooled Turbocharger3. Upgrading to Specified Brand and Speicifications of Charging Alternator
Cooling System1. Can Modify Engine Into Keel Cooling SystemEngine Auiliary Accessories1. Additional Auxiliary Systems Can Be Added for Special Applications
Lubricating System1. Oil Pan PositionPower Output System1. Can Modify Size of Flywheel Housing and Flywheel
2. Number of Dipstick2. Dual-Ear Flywheel Housing (for Twin-Starter System)
3.  Position of Dipstick Can Choose From 6 Positions3. Some of Models Can Modify Flywheel Housing Into Pto Integrated Type
4. Can Modify Oil Filter to Be Remote Installation4. Engine Have Connecting Port of Ptos, That Able to Provide Power Output
Engine Mounting System1. Can Modify Engine Mouting BracketFuel System1. Upgrade to Fuel Fitler That Integrated with Fuel Transfer Pump and Fuel Pre-Hearter

Note: All Above Data are Just for Referenece, All Data Might Change Without Notices or Update, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

The picture of Sale Manual showing the accessories and scopes of supply.

Engine Sale Manual

The picture of Installation Drawing showing the accessories and scopes of supply.

Installation Drawing

The picture of Installation Manual showing the accessories and scopes of supply.

Installation Manual

The picture of Operation Manual showing the accessories and scopes of supply.

Operation Manual

The picture of Engine Parts Catalogue showing the accessories and scopes of supply.

Parts Catalogue

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Report & Certifcate

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