Riggs Cat

Cat C18 ACERT Propulsion Engine (Tier 3)

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Specification Summary

Power Range
469-1001 bhp (350-747 bkW)
Speed Range
1800-2300 rpm
Emissions
EPA Tier 3 Commercial, IMO II, EU IW
Aspiration
TA, TTA
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Power Rating

Power Range
469-1001 bhp (350-747 bkW)

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
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
Power Range
469-1001 bhp (350-747 bkW)
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
1106 in³
Rotation from Flywheel End
Counterclockwise
Configuration
In-line 6, 4-Stroke-Cycle Diesel
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

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.