Lawn Tractors > Allis Chalmers > 620

Allis Chalmers 620 Engine



Allis Chalmers 620 lawn tractor photo
1973 - 1975
Garden tractor
Simplicity built
Series map:
620
19.5hp
Engine Detail
Onan CCKB
gasoline
2-cylinder
air-cooled horizontal-shaft opposed-twin
Displacement816 cc
49.8 ci
Bore/Stroke3.25x3.00 inches
83 x 76 mm
Power (gross)19.5 hp
14.5 kW
Air cleanerpaper element
Compression7:1
Rated RPM3600
Starter volts12
Oil capacity3.5 qts
3.3 L
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Updated on June 7, 2023
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