John Deere Unstyled D Engine


John Deere Unstyled D tractor photo
1923 - 1953
Model year
Two-Cylinder Letter Series
Standard-tread tractor
Series map:
D
30.0hp
Engines overview
John Deere 7.6L 2-cyl all fuel
John Deere 8.2L 2-cyl all fuel
Engine Detail
John Deere
all fuel
2-cylinder
liquid-cooled
Used from beginning until 1927, S/N 53388
Displacement465 ci
7.6 L
Bore/Stroke6.50x7.00 inches
165 x 178 mm
Compression3.91:1
Rated RPM800
Firing order1-2
Coolant capacity52 qts
49.2 L
Engine Detail
John Deere
all fuel
2-cylinder
liquid-cooled
The larger 501 cubic inch engine was introduced in 1927, replacing the 465..
Displacement501 ci
8.2 L
Bore/Stroke6.75x7.00 inches
171 x 178 mm
Compression3.91:1
Rated RPM900
Firing order1-2
Oil capacity13 qts
12.3 L
Coolant capacity52 qts (early)
49.2 L
 56 qts (after 1931)
53.0 L
Page information
Contact: Peter Easterlund
Updated on December 5, 2020
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