• Recreational 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

    Close up of the John Deere logo on an engine block

    New Products

    Check out our latest engine and drivetrain components

    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