Cat C18 ACERT Propulsion Engine (Tier 3)

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Cat C18 ACERT Propulsion Engine (Tier 3)

Power Range454 – 1136 bhp (339 – 847 bkW)
Speed Range1500 – 2100 rpm
EmissionsU.S. EPA Tier 3 Commercial, IMO II, EU IWW, EU Stage V, China II
AspirationTurbocharged – Aftercooled
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Learn more about our Cat C18 ACERT Propulsion Engine (Tier 3)

The C18 ACERT marine propulsion engine has commercial application ratings of 454 - 803 bhp at 1800 - 2100 rpm that meet U.S. EPA Tier 3, IMO II, EU IWW, and China II 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.

Power Range
454 - 1136 bhp (339 - 847 bkW)
Speed Range
1500 - 2100 rpm
Emissions
U.S. EPA Tier 3 Commercial, IMO II, EU IWW, EU Stage V, China II
Aspiration
Turbocharged - Aftercooled
Bore
5.7in
Stroke
7.2in
Displacement
1106in³
Rotation from Flywheel End
Counterclockwise
Oil Change Interval
250 / 500
Refill Capacity
49 / 68 l
Configuration
In-line 6, 4-Stroke-Cycle Diesel
Cooling
Heat Exchanger or Keel Cooled
Governor
Electroinc
Flywheel Housing
SAE No. 0 (136 teeth) or SAE No. 1 (113 teeth)
Minimum Dry Weight
4000lb
Minimum Length
73in
Minimum Height
47.2in
Maximum Height
51.2in
Minimum Width
44.6in
Maximum Width
47.4in
Separate circuit after-cooled (SCAC)
Open Crankcase Ventilation (OCV) system
Turbocharger, jacket water cooled
Turbocharger inlet, 152 mm (6 in) OD straight connection
Air Start Accessories
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
Water-cooled exhaust manifold & turbocharger
152 mm (6 in) round flanged outlet
SAE No. 0, Flywheel SAE. 18, 136 teeth
SAE No. 1, Flywheel: 14 inch, 113 teeth
Front service simplex fuel system
Fuel transfer pump, gear driven
Manual fuel priming pump
Hybrid fuel line design
Front service simplex oil system
Center sump oil pan: Deep 500 hour oil change interval, Shallow 250 hour oil change interval
Front and top service oil filler locations
Front service dipstick
Oil pump, gear driven
Front support - adjustable
Poly-V groove for alternator drive
NOTE: There are no standard power take-offs available
Front damper guard
Front service engine
Common electrical bonding point
Engine does not ship with zinc components
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 control
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 +/-
Dry Elbows
Water-Cooled Elbows
Flexible Fitting
Outlet Flange
Muffler
Muffler Spark Arresting
Air Inlet Adapter
Battery Chargers
Charging Alternators
Alternator Mounting Group
Ammeter
MECP-I
CAT Alarm and Protection
Aux expansion tank flange kit
Exhaust Temp Sensor
Heat Exchanger Pressure Sensor
Duplex Fuel Filters
Flexible Fuel Lines
Fuel Cooler
Fuel/Water Separator
Instrument Panels
OEM Wiring Harness
Engine to Engine Harness
Transmission Sensors
Oil Level Sensor
Digital Tachometer
Duplex Oil Filters
Transmission Oil Cooler
Sump Pump
Vibration Isolators
Front Support
Rear Support
NOTE: PTO options require torsional vibrations analysis
Crankshaft Pulleys
Front Stub Shaft
Hydraulic Pump Drive Adapter
Front Enclosed Clutch
Marine Classification Society and SOLAS
Electric Starting Motors - Single 24 Volt
Starting Aids - JW Heater 120 / 240V
Single Electric 24V Starter
Battery Sets - 24 Volt - Dry
Single Air Starting Motor
Engine Protective Cover
Storage Preservation
Export Packing
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