Satoh Bison S650

Production: 1973 - 1983  

Production
Manufacturer:	Satoh
Type:	Compact Utility tractor
Factory:	Japan

Satoh S650 Power
Engine:	25 hp 18.6 kW
PTO (claimed):	22 hp 16.4 kW
Drawbar (tested):	18.16 hp 13.5 kW
PTO (tested):	22.03 hp 16.4 kW

Mechanical
Chassis:	4x2 2WD
Final drives:	spur gear
Steering:	manual
Brakes:	differential mechanical internal expanding shoe
Cab:	Open operator station.
Transmission:	6-speed unsynchronized gear

Tractor hitch
Rear Type:	I
Rear lift:	1102 lbs 499 kg

Power Take-off (PTO)
Rear RPM:	540/1000
Engine RPM:	540@2800

Electrical
Ground:	negative
Charging system:	alternator
Battery volts:	12

Engine Detail
Mazda
gasoline
4-cylinder
liquid-cooled
Displacement:	60.2 ci 1.0 L
Bore/Stroke:	2.677x2.677 inches 68 x 68 mm
Power:	25 hp 18.6 kW
Air cleaner:	oil bath
Compression:	8.6:1
Rated RPM:	2800
Starter:	electric
Starter volts:	12
Oil capacity:	3.2 qts 3.0 L
Coolant capacity:	5 qts 4.7 L

Transmission
Type:	unsynchronized gear
Gears:	6 forward and 2 reverse
Clutch:	dry disc
Oil capacity:	18.9 qts 17.9 L
Three gears (1-3) in two ranges (low-high).

Dimensions
Wheelbase:	60.4 inches 153 cm
Length:	105.1 inches 266 cm
Width:	52.9 inches 134 cm
Height (steering wheel):	54.7 inches 138 cm
Operating weight:	2105 lbs 954 kg
Ballasted weight:	3640 lbs 1651 kg
Ground clearance:	13.9 inches 35 cm
Front tread:	40.9 to 52.8 inches 103 to 134 cm
Rear tread:	40 to 51.7 inches 101 to 131 cm