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Cat C18 ACERT Propulsion Engine (Tier 3)

Power Range

469-1001 bhp (350-747 bkW)

Speed Range

1800-2300 rpm

Emissions

EPA Tier 3 Commercial, IMO II, EU IW

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SPECIFICATIONS

The C18 ACERT marine propulsion engine has commercial application ratings of 475-725 mhp (469-715 bhp) at 1800-2100 rpm that meet U.S. EPA Tier 3, IMO II, and EU IW emissions regulations. In addition to meeting the stricter EPA Tier 3 emissions, this engine now offers a fresh water aftercooled option for the commercial propulsion and auxiliary engines and genset packages. From fishing to offshore and everything in between, you can be confident that we have the solution to fit your needs.

FULL SPECIFICATIONS

Dimensions & Weights

Minimum Dry Weight

4,000 lb

Minimum Length

73 in

Maximum Length

76 in

Minimum Height

47.2 in

Maximum Height

51.2 in

Minimum Width

44.6 in

Maximum Width

47.4 in

Engine Specifications

Speed Range

1800-2300 rpm

Emissions

EPA Tier 3 Commercial, IMO II, EU IW

Aspiration

TA, TTA

Bore

5.7 in

Stroke

7.2 in

Displacement

1,106 in³

Rotation from Flywheel End

Counterclockwise

Configuration

In-line 6, 4-Stroke-Cycle Diesel

Power Rating

Power Range

469-1001 bhp (350-747 bkW)

STANDARD EQUIPMENT

AIR INLET SYSTEM
- Separate circuit after-cooled (SCAC)
- Open Crankcase Ventilation (OCV) system
- Turbocharger, jacket water cooled
- Turbocharger inlet, 152 mm (6 in) OD straight connection
COOLING SYSTEM
- Separate Circuit After-Cooling (SCAC) for both HEX and Keel cooled engines
- Engine JW and SCAC Shell & Tube Heat Exchangers for HEX cooled engines
- SCAC pump, gear driven, for HEX cooled engines only
- Jacket water pump, gear driven
- Sea water pump, bronze impeller, gear driven
- SCAC and JW shunt tanks for maintaining proper pump inlet pressures
EXHAUST SYSTEM
- Water-cooled exhaust manifold & turbocharger
- 152 mm (6 in) round flanged outlet
FLYWHEELS & FLYWHEEL HOUSINGS
- Flywheel Housing, SAE No. 0
- Flywheel, 18 inch, 136 teeth
- SAE standard rotation
- SAE No. 1, Flywheel: 14 inch, 113 teeth
FUEL SYSTEM
- Front service simplex fuel system
- Fuel transfer pump, gear driven
- Manual fuel priming pump
- Hybrid fuel line design
LUBE SYSTEM
- Front service simplex oil system
- Center sump oil pan:
- Front and top service oil filler locations
- Front service dipstick
- Oil pump, gear driven
MOUNTING SYSTEM
- Front support - adjustable
POWER TAKE-OFFS
- Poly-V groove for alternator drive
- NOTE: There are no standard power take-offs available
GENERAL
- Front damper guard
- Front service engine
- Common electrical bonding point
- Engine does not ship with zinc components
- Engine is certified to D2/E2 emissions cycles
- CERTIFIED TO EU STAGE IIIA AND CCNR STAGE II (E3 CYCLE) EMISSIONS STANDARDS.
CONTROL SYSTEM
- Programmable low idle
- WOSR (Wide Operating Speed Range) available for EPA Tier 3 - B and C Ratings
- Adjustable High Idle (TEL) - EPA Tier 3 WOSR Ratings Only
- Electronic diagnostics and fault logging
- Engine and transmission monitoring (speed, temperature, pressure)
- Electronic fuel/air ratio contro
- Engine Protection Mode for extended ambient conditions - EPA Tier 3 Ratings Only
- Torque Limiting functionality for WOSR ratings only
- 70-pin customer connector
- Three types of throttle inputs (primary/ secondary PWM, 0-5V, 4-20mA +/-

OPTIONAL EQUIPMENT

EXHAUST SYSTEM
- Dry Elbows
- Water-Cooled Elbows
- Flexible Fitting
- Flange
- Muffler
- Muffler Spark Arresting
AIR INLET SYSTEM
- Air Inlet Adapter
CHARGING SYSTEM
- Battery Chargers
- Charging Alternators
- Alternator Mounting Group
- Ammeter
CONTROL SYSTEM
- MECP I
- CATERPILLAR ALARM AND PROTECTION
COOLING SYSTEM
- AUX EXPANSION TANK FLANGE KIT
FUEL SYSTEM
- Duplex Fuel Filters
- Flexible Fuel Lines
- Fuel Cooler
- Primary Fuel Filters
INSTRUMENTATION
- Instrument Panels
- OEM Wiring Harness
- Engine to Engine Harness
- Gauges
- Transmission Sensors
- Oil Level Sensor
LUBE SYSTEM
- Duplex Oil Filters
- Transmission Oil Cooler
- Sump Pump
MOUNTING SYSTEM
- Vibration Isolators
- Front Support
- Rear Support
POWER TAKE-OFFS
- NOTE: PTO OPTIONS REQUIRE TORSIONAL VIBRATION ANALYSIS
- Crankshaft Pulleys
- Front Stub Shaft
- Hydraulic Pump Drive Adapter
- Front Enclosed Clutch
PROTECTION SYSTEM
- Marine Classification Society and SOLAS
- Marine Classification Society and Fire Resistance
STARTING SYSTEM
- STARTING SYSTEM Electric Starting Motors - Single 24 Volt
- Air Starting Motor
- Air Start Accessories
- Starting Aids - JW Heaters
- Battery Sets - 24 Volt - Dry
PACKING
- Engine Protective Cover
- Storage Preservation
- Export Packing