Riggs Cat

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

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Specification Summary

Length
43.1 in
Height
35.1 in
Minimum Width
31.4 in
Configuration
In-line 6, 4-stroke-cycle diesel
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Dimensions & Weights

Length
43.1 in
Height
35.1 in
Minimum Width
31.4 in
Maximum Width
33.5 in
Minimum Engine Dry Weight
1609 lb
Maximum Engine Dry Weight
1676 lb

Engine Specifications

Configuration
In-line 6, 4-stroke-cycle diesel
Emissions
U.S. EPA Tier 3 / IMO II emissions certified (commercial), RCD 2016 compliant, EU Stage IIIA compliant, CCNR Stage II through reciprocity with EU Stage IIIA
Rated Engine Speed
2300 - 2700 rpm
Bore
4.13 in
Stroke
5.31 in
Displacement
428 in³
Aspiration
Turbocharged-aftercooled aspiration
Governor
Electronic (A5E2 V2 ECM)
Refill Capacity
Lube Oil System w/Oil filter change: 20 L (5.3 gal)
Oil Change Interval
500 hrs
Cooling
Heat exchanger or keel cooled
Flywheel Housing
SAE No. 03 with SAE 11.5 in flywheel
Rotation
Counterclockwise from flywheel end
Length
43.1 in
Height
35.1 in
Minimum Width
31.4 in
Configuration
In-line 6, 4-stroke-cycle diesel
Maximum Width
33.5 in
Emissions
U.S. EPA Tier 3 / IMO II emissions certified (commercial), RCD 2016 compliant, EU Stage IIIA compliant, CCNR Stage II through reciprocity with EU Stage IIIA
Minimum Engine Dry Weight
1609 lb
Rated Engine Speed
2300 - 2700 rpm
Maximum Engine Dry Weight
1676 lb
Bore
4.13 in
Stroke
5.31 in
Displacement
428 in³
Aspiration
Turbocharged-aftercooled aspiration
Governor
Electronic (A5E2 V2 ECM)
Refill Capacity
Lube Oil System w/Oil filter change: 20 L (5.3 gal)
Oil Change Interval
500 hrs
Cooling
Heat exchanger or keel cooled
Flywheel Housing
SAE No. 03 with SAE 11.5 in flywheel
Rotation
Counterclockwise from flywheel end

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)