Tractors > John Deere > 8640

John Deere 8640 Engine



John Deere 8640 tractor photo
1979 - 1982
Iron Horses Series
Four-wheel Drive (4WD) tractor
Series map:
8440
8640
215.0hp
275.0hp
Engine Detail
John Deere
turbocharged diesel
6-cylinder
liquid-cooled
Displacement619 ci
10.1 L
Bore/Stroke5.12x5.00 inches
130 x 127 mm
Power275 hp
205.1 kW
Air cleanerdual paper elements
Compression15.2:1
Rated RPM2100
Idle RPM800-2300
Operating RPM1500-2100
Starter volts12
Oil capacity26 qts
24.6 L
Coolant capacity48 qts
45.4 L
Page information
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Updated on June 18, 2025
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