Tractor · 1973Unverified
Satoh Bison S650
Satoh Bison S650 — Compact Utility tractor · 22 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
22 hp
Max power
13.5 kW
Weight
954 kg
Hover a source tag to verify
Overview
ManufacturerSatohReference
Compact Utility tractorReference
Built in JapanReference
Two-wheel driveReference
Final drivesspur gearReference
Manual steeringReference
Differential mechanical internal expanding shoe brakesReference
Open operator station.Reference
Engine
Mazda 1.0L 4-cyl gasolineReference
Fuel tank36.0 LReference
Engine18.6 kWReference
Drawbar (tested)13.5 kWReference
MazdaReference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement1.0 LReference
Bore/Stroke68 x 68 mmReference
Power18.6 kWReference
Air cleaneroil bathReference
Compression8.6:1Reference
Rated RPM2800Reference
StarterelectricReference
Starter volts12Reference
Oil capacity3.0 LReference
Coolant capacity4.7 LReference
Power at rated engine speed16.4 kWReference
Max power13.5 kWReference
Transmission
6-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears6 forward and 2 reverseReference
Clutchdry discReference
Oil capacity17.9 LReference
Three gears (1-3) in two ranges (low-high).Reference
PTO & Hydraulics
PTO (claimed)16.4 kWReference
PTO (tested)16.4 kWReference
Rear TypeIReference
Rear lift499 kgReference
Rear PTO Type540/1000Reference
Engine RPM540@2800Reference
Power at rated PTO speed16.0 kWReference
Dimensions
Wheelbase153 cmReference
Weight954 kgReference
Front tire5.00-15Reference
Rear tire11.2/10-24Reference
Ag front5.00-15Reference
Ag rear11.2/10-24Reference
Lawn/turf front20x8-10Reference
Lawn/turf rear13.6-16.5Reference
Length266 cmReference
Width134 cmReference
Height (steering wheel)138 cmReference
Operating weight954 kgReference
Ballasted weight1651 kgReference
Ground clearance35 cmReference
Front tread103 to 134 cmReference
Rear tread101 to 131 cmReference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Battery volts12Reference
Test results
Gasoline 6-speed 2WDSeptember 4 - 12, 1972Link: Nebraska Tractor Test 1106 fileReference
PTO performanceReference
Fuel use8.3 l/hourReference
Drawbar performanceReference
Fuel use7.9 l/hourReference
Max pull1267 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.