• Commercial Marine Engines

    4045 engine

    Propulsion Engines

    60-559 kW, 80-750 hp

    6090 engine

    Generator Drive and Constant Speed Auxiliary Engines

    40-416 kW, 54-558 hp

    6135 engine

    Variable Speed Auxiliary Engines

    74–448 kW, 99–600 hp

    Close up of the John Deere logo on an engine block

    New Products

    Check out our latest engine and drivetrain components

    Wendella passenger vessel

    A Touch of Venice in Chicago

    A third-generation water taxi company has seen the importance of its service grow with the size of the sprawling Chicago metropolis, now hauling more than 360,000 commuters a year.

    Rise of Reinauer

    A familiar name in the maritime industry for more than 90 years, Reinauer Transportation depends on John Deere engines to transport petroleum, gasoline and diesel with their fleet of tugs and barges.

    Vol. 1, 2020

    About Marine PowerSource

    Captains and boat owners around the world rely on John Deere engines to power their work —?and their adventures. Read how our customers power their livelihoods on the water.

    Marine Engine Model Naming Key

    Engine Model Naming Guide

    engine installation

    Repowering Your Vessel

    Man working on a John Deere engine

    OEM Engine and Drivetrain Warranty