Satoh Bison S650G

Satoh Bison S650GThe Satoh Bison S650G is a 2WD compact utility tractor manufactured by Satoh in Japan from 1973 to 1983.

The Satoh Bison S650G is equipped with one of two engines: a 1.0 L (60.2 cu·in) four-cylinder gasoline engine or a 1.2 L (71.3 cu·in) four-cylinder gasoline engine and unsynchronized gear transmission with dry disc clutch and 6 forward and 2 reverse gears.

The Satoh Bison S650G used a mechanical steering, differential mechanical internal expanding shoe brakes, open operator station with two-post ROPS, and 36.0 liters (9.5 US gal.; 7.9 Imp. gal) fuel tank.

The tractor could be equipped with the following engines:

  • Mazda PB100. It is a 1.0 L, 987 cm2, (60.2 cu·in) four-cylinder natural aspirated gasoline engine with 68.0 mm (2.68 in) of the cylinder bore and 68.0 mm (2.68 in) of the piston stroke. The compression ratio rating is 8.6:1. This engine produced 25.3 PS (18.6 kW; 25.0 HP) at 2,800 rpm of output power and 46.9 N·m (4.8 kg·m, 34.6 ft·lb) at 2,200 rpm of torque.
  • Mazda TA/TB. It is a 1.2 L, 1,169 cm2, (71.3 cu·in) four-cylinder natural aspirated gasoline engine. The cylinder bore is 70.0 mm (2.76 in) and the piston stroke is 76.0 mm (2.99 in). The compression ratio rating is 8.6:1. This engine produced 27.3 PS (20.1 kW; 27.0 HP) at 2,800 rpm of output power and 46.9 N·m (4.8 kg·m, 34.6 ft·lb) at 2,200 rpm of torque.

Satoh Bison S650G Specifications

General Specifications
ModelSatoh Bison S650G
Length2,410 mm (94.9 in)
Width1,345 mm (53 in)
Height1,390 mm (54.7 in)
Wheel base1,530 mm (60.2 in)
Weight955 kg (2,105 lbs)
Fuel tank capacity36.0 liters (9.5 US gal.; 7.9 Imp. gal)
Battery12V, 40Ah
Cabin typeOpen operator station with two-post ROPS
Engine
Engine modelMazda PB100
Engine typeFour-stroke, liquid-cooled, inline
Cylinders4
Fuel typeGasoline
Displacement1.0 L, 987 cm2, (60.2 cu·in)
Bore and stroke68.0 mm X 68.0 mm (2.68 in X 2.68 in)
Compression ratio8.6:1
Horsepower25.3 PS (18.6 kW; 25.0 HP) at 2,800 rpm
Torque46.9 N·m (4.8 kg·m, 34.6 ft·lb) at 2,200 rpm
StarterElectric
Oil capacity:3.0 L (3.2 US. qt, 2.6 Imp. qt.)
Coolant capacity:7.0 L (7.4 US. qt, 6.2 Imp. qt.)
Engine
Engine modelMazda TA/TB
Engine typeFour-stroke, liquid-cooled, inline
Cylinders4
Fuel typeGasoline
Displacement1.2 L, 1,169 cm2, (71.3 cu·in)
Bore and stroke70.0 mm X 76.0 mm (2.76 in X 2.99 in)
Compression ratio8.6:1
Horsepower27.3 PS (20.1 kW; 27.0 HP) at 2,800 rpm
Torque46.9 N·m (4.8 kg·m, 34.6 ft·lb) at 2,200 rpm
StarterElectric
Transmission and chassis
Chassis4×2 2WD
Steering typeMechanical
BrakesDifferential mechanical internal expanding shoe
Transmission model
Transmission typeUnsynchronized gear with dry disc clutch
Gears6 forward and 2 reverse
Speed Forward: 18.7 kmh (11.6 mph) Reverse: 7.7 (4.8 mph)
Transmission oil capacity17.0 L (4.5 US. gal, 3.7 Imp. gal.)
Tires
Front tiresAg: 5.00-15
Rear tiresAg: 11.2-24
Three-Point Hitch
CaterogyI
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO type
Rear PTO speed540/1,000 rpm
Hydraulic system
Hydraulic type
Pump flow4.1 gpm (15.5 lpm)
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