John Deere A Engine

John Deere A tractor photo
1934 - 1952
Model year
Two-Cylinder Letter Series
Row-Crop tractor
Engine Detail
John Deere
all fuel
2-cylinder 4-valve
liquid-cooled horizontal
Displacement: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
Page information
Last update:April 19, 2017
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