Introduction
Fiat 850 utility tractor
The Fiat 850 is a utility tractor produced by Fiat between 1969 and 1975. Designed for general agricultural operations, this machine offers a balance of power and mechanical versatility suitable for various field tasks.
Engine and Performance
The tractor is powered by the Fiat CO3/80, a 4-cylinder liquid-cooled diesel engine with a displacement of 301.4 cubic inches (4.9 liters). It features direct fuel injection and a compression ratio of 17:1, producing 85 hp (63.4 kW) at a rated speed of 2100 RPM.
Transmission and Drivetrain
The drivetrain is available in either two-wheel or four-wheel drive configurations. Transmission options include a partially synchronized gearbox providing 12 forward and 4 reverse gears, or a creeper version offering 16 forward and 4 reverse speeds. The system utilizes a cerametallic disc clutch and includes planetary final drives with a mechanical rear differential lock.
Hydraulics and PTO
The hydraulic system is of the open-center type, delivering a pump flow of 8.9 gpm (33.7 lpm). The independent rear PTO supports dual speeds of 540 and 1000 RPM, achieved at engine speeds of 1938 and 2038 RPM, respectively.
Hitch and Capacity
The tractor is equipped with a Category II rear hitch featuring both position and draft control. It provides a rear lift capacity of 6500 lbs (2948 kg), allowing for the operation of a wide range of mounted agricultural implements.
Conclusion
The Fiat 850 is a robust utility tractor suited for varied farming environments. Its combination of multiple transmission choices, reliable hydraulic capacity, and dual-drive options makes it a functional tool for traditional field work and heavy-duty tasks within its power class.
Production Information of Fiat, 850
- Utility tractor
| Manufacturer | Fiat |
|---|
Dimension and Tires Information of Fiat, 850
| Rear tread | 58.5 to 82.6 inches [148 to 209 cm] |
|---|---|
| 2WD Wheelbase | 93 inches [236 cm] |
| 2WD Weight | 6835 lbs [3100 kg] |
| 4WD Length | 147.6 inches [374 cm] |
| 4WD Wheelbase | 94.4 inches [239 cm] |
| 4WD Ground clearance | 15.5 inches [39 cm] |
| 4WD Weight | 8068 lbs [3659 kg] |
| 2WD Length | 142.5 inches [361 cm] |
| 4WD Front tread | 66.3/70.2 inches [168/178 cm] |
| 2WD Front tread | 54.6 to 78 inches [138 to 198 cm] |
| 2WD Ground clearance | 20.3 inches [51 cm] |
| 2WD Standard tires (ag) | Front: 7.50-2. Rear: 13.6/12-38 |
|---|---|
| 4WD Standard tires (ag) | Front: 12.4/11-24. Rear: 16.9/14-34 |
| 2WD Optional tires (ag) | Front: 6.50-20. Rear: 16.9/14-34 |
Engine Specifications of Fiat, 850
- Fiat CO3/80
- Liquid-cooled
- Diesel
- 4-cylinder
| Starter volts | 12 |
|---|---|
| Displacement | 301.4 ci [4.9 L] |
| Fuel system | Direct injection |
| Bore/Stroke | 4.33x5.12 inches [110 x 130 mm] |
| Rated RPM | 2100 |
| Compression | 17:1 |
| Power | 85 hp [63.4 kW] |
Transmission Information of Fiat, 850
Transmission variants 1
- Four synchronized gears in three ranges, plus reverse range.
| Type | Partially synchronized |
|---|---|
| Gears | 12 forward and 4 reverse |
| Clutch | Cerametallic disc |
Transmission variants 2
| Type | Creeper |
|---|---|
| Gears | 16 forward and 4 reverse |
- 12-speed partially synchronized
- 16-speed creeper
Mechanical Specs of Fiat, 850
- Open operator station.
- Two- or four-wheel drive
- Wet disc brakes
| Steering(optional) | Power |
|---|---|
| Steering | Manual |
| Final drives | Planetary |
| Differential lock | Mechanical rear |
Power Information of Fiat, 850
| Rear PTO | Independent |
|---|---|
| Rear PTO(optional) | 1000@2038 |
| Rear PTO Type | 540/1000 (1.375) |
| Engine RPM | 540@1938 |
Hydraulics Specifications of Fiat, 850
| Type | Open center |
|---|---|
| Pump flow | 8.9 gpm [33.7 lpm] |
Three-Point Hitch of Fiat, 850
| Rear Type | II |
|---|---|
| Control | Position and draft control |
| Rear lift | 6500 lbs [2948 kg] |
Electrical System of Fiat, 850
| Ground | Negative |
|---|---|
| Charging system | Alternator |
| Battery volts | 12 |
Where it sits
With 85 HP, the Fiat 850 sits between 80R (84 HP) and 880 (88 HP) in Fiat's range. Its power puts it in the 80th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the Fiat 850 have?
The Fiat 850 delivers 85 HP.
What years was the Fiat 850 produced?
The Fiat 850 was produced in 1969-1975.
What engine does the Fiat 850 have?
The Fiat 850 is powered by a Diesel, 4-cylinder engine.
What transmission does the Fiat 850 use?
The Fiat 850 uses a Partially synchronized transmission.
How much does the Fiat 850 weigh?
The Fiat 850 weighs 6835 lbs [3100 kg].
Is the Fiat 850 4WD?
The Fiat 850 is available in 2WD/4WD.