The Kubota B6000 is a utility tractor model from the B series, manufactured from 1973 to 1977 by Kubota in Japan. It was available in two-wheel drive (2WD) or four-wheel drive (4WD) versions.
The Kubota B6000 is equipped with a 0.6 L (35.2 cu·in) two-cylinder diesel engine with 70.0 mm (2.76 in) of the cylinder bore and 75.0 mm (2.95 in) of the piston stroke, and a unsynchronized gear transmission with 6 forward and 2 reverse gears.
The Kubota B6000 utility tractor features:
- The Kubota ZL600 diesel engine which produces 11 PS (8.1 kW; 10.9 HP) at 2,700 rpm of horsepower.
- Manual steering
- Open operator station
- Category I rear hitch
- Rear PTO with 565/842/1,346 rpm
- 9.0 liters (2.4 US gal.; 2 Imp. gal) fuel tank
General specifications
| General Specifications | |
| Model | Kubota B6000 |
| Tractor type | Utility tractor |
| Production years | 1973-1977 |
| Factory | Japan |
| Dimensions and weight | |
| Length | B6000: 1,820 mm (71.6 in) B6000E: 1,800 mm (70.9 in) B6000E-T: 1,790 mm (70.5 in) |
| Width | B6000: 920 mm (36.2 in) B6000E: 920 mm (36.2 in) B6000E-T: 960 mm (37.8 in) |
| Height | B6000: 1,100 mm (43.3 in) B6000E: 1,090 mm (42.9 in) B6000E-T: 1,080 mm (42.5 in) |
| Wheelbase | B6000: 1,160 mm (45.7 in) B6000E: 1,200 mm (47.2 in) B6000E-T: 1,200 mm (47.2 in) |
| Weight | B6000: 390 kg (860 lbs) B6000E: 350 kg (772 lbs) B6000E-T: 350 kg (772 lbs) |
| Fuel capacity | |
| Fuel tank capacity | 9.0 liters (2.4 US gal.; 2 Imp. gal) |
Engine
| Engine | |
| Engine model | ZL600 |
| Engine type | 4-stroke, vertical, two-cylinders |
| Displacement | 577 cm3, (35.21 cu·in) |
| Cylinder bore: | 70.0 mm (2.76 in) |
| Piston stroke: | 77.0 mm (2.95 in) |
| Max. horsepower | 12.6 PS (9.3 KW; 12.5 HP) at 2,700 rpm |
| Max. torque | 33.0 N·m (3.3 kg·m, 24.3 ft·lb) at 2,000 rpm |
| Cooling system | Liquid-cooled |
| Lubricating system | Forced lubrication by pump |
| Combustion chamber | Spherical type |
| Fuel injection pump | Bosch PFR fuel injection pump |
| Injection type | Indirect injection |
| Injection nozzle | Bosch DN12SD12 |
| Fuel used | Diesel fuel No.2-D |
| Starting system | Electric starter (12V, 0.8 kW) |
| Starting support device | Glow plug in combustion chamber |
| Governor | Centrifugal ball mechanical governor |
| PTO shaft rotation | Counterclockwise (from PTO shaft side) |
| Valve clearance | |
| Intake valve clearance: | 0.200-0.250 mm (0.0079-0.0098 in) |
| Exhaust valve clearance: | 0.200-0.250 mm (0.0079-0.0098 in) |
| Oil system | |
| Lubrication system: | Forced lubrication by pump |
| Oil type: | API CC or better |
| Oil capacity: | 2.0 liters (2.10 US.qts, 1.75 Imp. qts) |
| Oil filter: | Full flow paper filter |
| Fuel system | |
| Fuel injection pump | Bosch PFR pump |
| Injection nozzle | Bosch DN12SD12 type |
| Injection timing: | 26° B.T.D.C. |
| Fuel injection pressure | 13.73 MPa (140 kgf/cm2, 1991 psi) |
| Cooling system | |
| Type: | Pressurized radiator, forced circulation with water pump (not included in the basic engine) |
| Thermostat’s valve opening temperature: | 80.5-83.5°C (176.9-182.3°F) |
| Temperature at which thermostat completely opens: | 95°C (203°F) |
| Coolant capacity: | 3.0 liters (3.2 US.qts, 2.6 Imp. qts) |
Transmission and chassis
| Chassis, steering and brakes | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD |
| Steering type | Manual type |
| Brakes | Internal-expanding type |
| Differential | B6000: Bevel gear type (both fron and rear) B6000E: Bevel gear type (rear only) B6000E-T: Bevel gear type (rear only) |
| Transmission | |
| Transmission manufacturer or model | – |
| Transmission type | Unsynchronized gear with dry single plate clutch |
| Gears | 6 forward and 2 reverse |
| Speed | Forward: 11.9 kmh (7.4 mph) Reverse: 6.4 kmh (4 mph) |
Tires
| Tires | |
| Front tires | B6000: 6-12 B6000E: 400-9 B6000E-T: 20×800-10 |
| Rear tires | B6000: 7-16 B6000E: 7-16 B6000E-T: 27×850-15 |
Rear Hitch
| Three-Point Hitch | |
| Category | I |
| Control type | – |
| Lift capacity (at ends) | – |
PTO (Power take-off shaft)
| PTO | |
| Rear PTO type | – |
| Rear PTO speed | 565/842/1,346 rpm |
Electrical system
| Electrical system | |
| Ground | Negative |
| Charging system | – |
| Charging amps | – |
| Battery | 12V 65Ah |
Hydraulic system
| Hydraulic system | |
| Hydraulic type | Gear pump |
| Pressure | 1200 psi (82.7 bar) |
| Pump flow | 2.85 gpm (10.8 lpm) |
Author:
Has Kubota had a problem with it’s 6,000 series four wheel drive tractors?