Cat C18 ACERT IMO II

Commercial propulsion engines

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About the Cat C18 ACERT 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 3, IMO II and EU Stage IIIA emissions regulations. In addition to the benefits the C18 ACERT's advanced marine engine technology brings, you welcome aboard legendary Cat product support. No matter where your spirit of adventure takes you, rest assured the Cat Dealer Network is close by.

Specifications

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 5.7 in
Stroke 7.2 in
Displacement 1106 in³
Rotation from Flywheel End Counterclockwise
Configuration In-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
Minimum Dry Weight 4000 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
Maximum Dry Weight 4299 lb

Features

Features

Cooling System

Cooling System
Heat exchanger and Keel cooled options for all ratings

Emissions

Emissions
IMO II and EU IWW compliant for all ratings

Seperate Circuit Aftercooling System

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

Additional Ratings

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.

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