Tractors > John Deere > A

John Deere A Engine



John Deere A tractor photo
1934 - 1952
Model year
Two-Cylinder Letter Series
Row-Crop tractor
Series map:
B
A
16.0hp*
26.3hp*
*Estimated engine power for comparison only.
Engine Detail
John Deere
all fuel
2-cylinder 4-valve
liquid-cooled horizontal
Displacement309 ci
5.1 L
Bore/Stroke5.50x6.50 inches
140 x 165 mm
Air cleaneroil bath
Compression4.45:1
Rated RPM975
Firing order1-2
Starter typemanual *Hand-crank of tractor flywheel.
Oil capacity9.25 qts
8.8 L
Coolant capacity38 qts
36.0 L
Sparkplug gap.030 inches
0.762 mm
Point gap0.021 inches
0.533 mm
Intake valve clearance0.020 inches*Hot
0.508 mm
Exhaust valve clearance0.020 inches*Hot
0.508 mm
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on February 26, 2025
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