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John Deere A - engine

John Deere A tractor photo
1934 - 1952   Two-Cylinder Letter Series
Model years
Row-Crop tractor
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Series back:John Deere B
more John Deere A specifications...


Engine Detail:

 John Deere
 all fuel
 2-cylinder 4-valve
 liquid-cooled horizontal
 309 ci [5.1 L]
Bore/Stroke:5.50x6.50 inches [140 x 165 mm]
Air cleaner:oil bath
Rated RPM:975
Firing order:1-2
Starter type:manual*Hand-crank of tractor flywheel.
Oil capacity:9.25 qts [8.8 L]
Coolant capacity:38 qts [36.0 L]
Sparkplug gap:.030 inches [0.762 mm]
Point gap:0.021 inches [0.533 mm]
Intake valve clearance:0.020 inches [0.508 mm] *Hot
Exhaust valve clearance:0.020 inches [0.508 mm] *Hot

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Last update:April 19, 2017
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