John Deere 850 Engine


John Deere 850 tractor photo
1978 - 1989
50 Compact Series
Compact Utility tractor
Yanmar built
Series map:
750
850
950
20.0hp
25.0hp
31.0hp
Engine Detail
Yanmar 3T80-J
diesel
3-cylinder
liquid-cooled
Displacement78 ci
1.3 L
Bore/Stroke3.15x3.35 inches
80 x 85 mm
Power (gross)25 hp
18.6 kW
Air cleanerpaper element
Compression21.2:1
Rated RPM2600
Starter volts12
Coolant capacity6 qts
5.7 L
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on August 20, 2024
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