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The low emission footprint paired with high efficiency and reliability make the M 46 DF an ideal propulsion engine for operation, inside and outside of environmental protected areas as well as waters with HFO limitations. Upcoming IMO III emission regulations, selected operation profiles and diesel fuel costs make the M 46 DF a preferred engine regarding lowest cost of operation.

Power Rating

Power Range 5400-8100 bkW 5400-8100 bkW Less

Engine Specifications

Speed Range 500-514 rpm 500-514 rpm Less
Emissions IMO II IMO II Less
Aspiration Turbocharged Turbocharged Less
Bore 18.11 in 460.0 mm Less
Stroke 24.02 in 610.0 mm Less
Rotation (from flywheel end) Counterclockwise / Option for Clockwise Counterclockwise / Option for Clockwise Less
Configuration Inline 6,7,8,9 Inline 6,7,8,9 Less

Dimensions & Weights

Minimum Dry Weight 207234.0 lb 94000.0 kg Less
Minimum Length 325.6 in 8271.0 mm Less
Maximum Length 414.5 in 10528.0 mm Less
Minimum Height 202.0 in 5130.0 mm Less
Maximum Height 216.6 in 5501.0 mm Less
Minimum Width 113.3 in 2878.0 mm Less
Maximum Width 113.3 in 2878.0 mm Less

Operational Simplicity

Key attributes of the M 46 DF are class leading efficiency and loading capacity as well as the operational simplicity which is supported by a fully automated engine control.

Service & Maintenance Simplicity

Fast service access as well as service and maintenance simplicity are supported by a modular engine design concept and the monitoring and diagnostic system.

Operation on natural gas with min. methane number of 55 possible at reduced load.

Supports HFO operation according to CIMAC H55/K55 in diesel mode.

Global application and installation support for engine and gas system periphery.

Operator and technician training.

Strong, global product support network with Marine focus.

Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

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Financing & Insurance

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