Tractors > John Deere > B

John Deere B Engine



John Deere B tractor photo
1935 - 1952
Model year
Two-Cylinder Letter Series
Row-Crop tractor
Series map:
B
A
17.8hp*
26.7hp*
*Estimated engine power for comparison only.
Engine Detail
John Deere
all fuel
2-cylinder
liquid-cooled
Displacement149 ci
2.4 L
Bore/Stroke4.25x5.25 inches
108 x 133 mm
Fuel systemMarvel-Schebler DLTX-10
Cooling systemthermo-siphon
Air cleaneroil bath
Compression4.71:1
Rated RPM975
Firing order1-2
Starter typehand-crank
Oil capacity7 qts
6.6 L
Coolant capacity22 qts
20.8 L
Sparkplug gap0.030 inches
0.762 mm
Point gap0.015 inches
0.381 mm
Intake valve clearance0.020 inches
0.508 mm
Exhaust valve clearance0.020 inches
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 September 2, 2023
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