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.
Power Range
454-715 bhp (339-533 bkW)
Speed Range
1800-2100 rpm
Emissions
IMO II, EU IIIA
Specification
Value
Power Range
454-715 bhp (339-533 bkW)
Specification
Value
Speed Range
1800-2100 rpm
Emissions
IMO II, EU IIIA
Aspiration
TA, TTA
Bore
5.7 in
Stroke
7.2 in
Displacement
1106.0 in³
Rotation from Flywheel End
Counterclockwise
Configuration
In-line 6, 4-Stroke-Cycle Diesel
Specification
Value
Minimum Dry Weight
4000.0 lb
Minimum Length
73.0 in
Maximum Length
76.0 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
Heat exchanger and Keel cooled options for all ratings
IMO II and EU IWW compliant for all ratings
The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler.
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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