Tractors > John Deere > 3020

John Deere 3020 Engine



John Deere 3020 tractor photo
1964 - 1972
Model year
New Generation Series
Row-Crop tractor
Series map:
2020
3020
59.9hp*
77.8hp*
*Estimated engine power for comparison only.
Engine options
John Deere 3.7L 4-cyl gasoline
John Deere 4.4L 4-cyl diesel
John Deere 3.7L 4-cyl LP gas
Engine Detail
John Deere
gasoline
4-cylinder
liquid-cooled inline
Displacement227 ci
3.7 L
Bore/Stroke4.25x4.00 inches
108 x 102 mm
Air cleaneroil bath
Compression7.5:1
Rated RPM2500
Operating RPM1500-2500
Firing order1-3-4-2
Starter volts12
Sparkplug gap0.025 inches
0.635 mm
Point gap0.022 inches
0.559 mm
Intake valve clearance0.015 inches
0.381 mm
Exhaust valve clearance0.028 inches
0.711 mm
Engine Oil
3020 gasoline engine oil chart
Oil capacity9 qts
8.5 L
Engine Detail
John Deere
diesel
4-cylinder
liquid-cooled inline
Displacement270 ci
4.4 L
Bore/Stroke4.25x4.75 inches
108 x 121 mm
Air cleaneroil bath
Pre-heatingether injection
Compression16.5:1
Rated RPM2500
Operating RPM1500-2500
Firing order1-3-4-2
Starter volts24
Oil capacity9 qts
8.5 L
Intake valve clearance0.018 inches
0.457 mm
Exhaust valve clearance0.018 inches
0.457 mm
Engine Detail
John Deere
LP gas
4-cylinder
liquid-cooled inline
Displacement227 ci
3.7 L
Bore/Stroke4.25x4.00 inches
108 x 102 mm
Air cleaneroil bath
Compression9.0:1
Rated RPM2500
Operating RPM1500-2500
Firing order1-3-4-2
Starter volts12
Oil capacity9 qts
8.5 L
Sparkplug gap0.015 inches
0.381 mm
Point gap0.022 inches
0.559 mm
Intake valve clearance0.015 inches
0.381 mm
Exhaust valve clearance0.028 inches
0.711 mm
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on March 17, 2025
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