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     Field Guide to John Deere Tractors
    Field Guide to John Deere Tractors

    John Deere 820

    John Deere 820 tractor photo  I&T Manual: Deere 720, 730, 820, 830
    I&T Shop Manual
    1956 - 1958   Two-Cylinder 20 Series
    Standard-tread tractor
    Previous model:John Deere 80
    Next model:John Deere 830
    Smaller:John Deere 720





    The early model 820 "Green Dash" tractors were little-changed from the previous model 80. in 1957, the improved 820 "Black Dash" tractors appeared with a number of modifications and more horsepower.
     

    Production:

    Manufacturer:John Deere
    Factory:Waterloo, Iowa, USA
    Total built:7,080
     

    John Deere 820 Engine:

       John Deere 7.7L 2-cyl diesel
    full engine details ...
     

    Capacity:

    Fuel:32.5 gal [123.0 L]
    Aux. fuel:0.25 gal [0.9 L]
     

    Power Take-off (PTO):

    Rear PTO:independent
    Rear RPMs:540
     

    Dimensions & Tires:

    Wheelbase:85.25 inches [216 cm]
    Weight:7850 to 12000 pounds
    Front tire:7.50-18
    Rear tire:15-34
    full dimensions and tires ...
     

    820 Serial Numbers:

    1956: 8000000
    1957: 8200565
    1958: 8203850

    how to read serial numbers...

     

    John Deere 820 Power:

    Belt (claimed):67 hp [50.0 kW] (Green Dash)
     75 hp [55.9 kW] (Black Dash)
    Plows:5-6
    Drawbar (tested):67.15 hp [50.1 kW]
    Belt (tested):72.82 hp [54.3 kW]
    power test details ...
     

    Mechanical:

    Chassis:4x2 2WD
    Steering:manual
     power optional
    Cab:Open operator station. Steel cab optional.
     

    Hydraulics:

    Type:Powr-Trol
    Valves:1
     

    Belt Pulley:

    Diameter:12.2 inches [30 cm]
    Width:9 inches [22 cm]
    RPMs:1125
    Speed:3,600 ft/min [1097.28 meters/min]
     

    Electrical:

    Ground:positive
     

    Battery:

    Number:1
    Volts:6
     

    Page information:

    Last update:March 6, 2012
    Copyright:Copyright 2012 TractorData LLC
    Contact:Peter@TractorData.com
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