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/ / / / 6068SFM85 A 186-298 kW (249-400 hp)

6068SFM856.8L Propulsion Engine
186-298 kW (249-400 hp)

Features & Specs

  • High Torque and Low Rated RPM
  • High-Pressure Common-Rail (HPCR)
  • Turbocharged with Air-to-Seawater Aftercooling
  • Water-Cooled Exhaust Manifold
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Rated speed186-298 kW (249-400 hp) @ 2400-2800 rpm
Number of cylinders6
Engine typeIn-line, 4-Cycle
Bore and stroke (mm)106 x 127
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    6068SFM85 Marine Propulsion Engine


    PowerTech™ 6.8L Marine Propulsion Engine

    6068 Tier 3 Propulsion
    The 6.8L is a 6-cylinder marine engine is compliant with 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. Keel cooled or integrated heat exchanger configurations are available. Featuring power to 400 rpm below rated speed, the 6.8L engine makes an excellent choice for launches, work boats, trawler yachts, and patrol craft.






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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


    6068SFM75_E engine dimension


    Performance Curves

    M1 Rating

    6068SFM85_A performance curve
    M2 Rating
    6068SFM85_B performance curve
    M3 Rating
    6068SFM85_C performance curve
    M4 Rating
    6068SFM85_D performance curve
    M5 Rating
    6068SFM85_E performance curve

    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.