Cat C18 ACERT Propulsion Engine (IMO II)

Cat C18 ACERT Propulsion Engine (IMO II)

The C18 ACERT marine propulsion engine has commercial application ratings of 454-715 bhp that meet IMO II & EU Stage IIA emissions regulations, and 469-715 bhp that meet EPA Tier ...
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Power Rating

Power Range
454-715 bhp (339-533 bkW)

Engine Specifications

Speed Range
1800-2100 rpm
Emissions
IMO II, EU IIIA
Aspiration
TA, TTA
Bore
5.7in
Stroke
7.2in
Displacement
1106in³
Rotation from Flywheel End
Counterclockwise
Configuration
In-line 6, 4-Stroke-Cycle Diesel

Dimensions & Weights

Minimum Dry Weight
4000lb
Minimum Length
73in
Maximum Length
76in
Minimum Height
47.2in
Maximum Height
51.2in
Minimum Width
44.6in
Maximum Width
47.4in
Maximum Dry Weight
4299lb

Cooling System

Heat exchanger and Keel cooled options for all ratings

Emissions

IMO II and EU IWW compliant for all ratings

Separate Circuit Aftercooling System

The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler.

Additional Ratings

Specific ratings are available that meet IMO II emissions regulations and additional ratings are available that meet both EPA Tier 3 and IMO II emissions regulations.

Standard Equipment:

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 System 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: Marine Power Display, Color Marine Power Display, Color MPD Dual Display Harness, MPD Wiring Connection Kit
    • 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
    • Electric Starting Motors - Single 24 Volt
    • Air Starting Motor
    • Air Start Accessories
    • Starting Aids - JW Heaters
    • Battery Sets - 24 Volt - Dry