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/ / / / 6068A 166 kW (223 hp) @ 1800 rpm

6068AFM856.8L Gen-Drive Engine
166 kW (223 hp) @ 1800 rpm

Features & Specs

  • Water-cooled Exhaust Manifold
  • Replaceable Cylinder Liners
  • High-pressure Common-rail Fuel System
  • Keel-cooled or Heat Exchanger
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Rated speed166 kW (223 hp) @ 1800 rpm
Number of cylinders6
Engine typeIn-line, 4-Cycle
Bore and stroke (mm)107 x 127
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    6068AFM85 Marine Engine


    Tier 3 PowerTech™ 6.8L Marine Gen-Drive Engine

    6068 Tier 3 Generator Drive
    The 6.8L is a 6-cylinder generator engine meets U.S. Environmental Protection Agency Marine Tier 3 emissions regulations, International Maritime Organization (IMO) Tier II emissions regulations, and EU 97/68/EC. The engine features high-pressure common-rail fuel systems, four valves per cylinder, and low-temperature aftercoolers. It is offered with keel cooled or integrated heat exchanger configurations.






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    The worldwide standard warranty for marine engines is as follows:
    • 12 months with unlimited hours of use or
    • 24 months and prior to the accumulation of 2000 hours of use

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    Engine Details


    6068AFM85_A engine dimension

    Specifications may contain preliminary information. Specifications are subject to change without notice. Contact your John Deere Engine Dealer for more information.

    Actual model may vary from the images shown.