Fiat
Fiat 780
The Fiat 780 is a farm tractor produced by Fiat from 1975 to 1984. It features a 3.7L 4-cylinder liquid-cooled diesel engine producing 78 hp (58.2 kW). The tractor was available in 2WD and 4WD (780DT) variants with multiple transmission options including 8-speed, 12-speed, and 16-speed. It has a hydraulic wet disc brake system, hydrostatic power steering, and optional trailer brakes. The tractor includes an open operator station with optional ROPS and cab with heater. It has an open center hydraulic system with a pump flow of 6.82 gpm (25.8 lpm) and a rear hitch with position and draft control. The rear lift capacity is 5292 lbs (2400 kg). The PTO is independent with multiple speed options. Dimensions vary slightly between 2WD and 4WD models, with weights ranging from 6482 to 7056 lbs. Standard tires differ for 2WD and 4WD models.
Power78 hp
Founded1975 - 1984
Model780
Technical Specifications
Detailed specifications and technical data for Fiat 780
Power
| Engine power | 78 hp (58.2 kW) |
|---|
Tires
| Standard tires (ag) | Front: 7.50-18. Rear: 18.4x30 (2WD), Front: 11.2/10-28. Rear: 13.6/12-38 (4WD) |
|---|
Engine
| Type | diesel |
|---|---|
| Model | Fiat 8045 |
| Power | 78 hp (58.2 kW) |
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Fuel tank | 21.1 gal (79.9 L) |
| Rated RPM | 2440 |
| Bore/Stroke | 4.06x4.33 inches (103 x 110 mm) |
| Compression | 17:1 |
| Fuel system | direct injection |
| Displacement | 223.7 ci (3.7 L) |
| Operating RPM | 1000-2440 |
| Starter volts | 12 |
Dimensions
| Width | 73 inches (185 cm) |
|---|---|
| Length | 142.5 inches (361 cm) |
| 2WD Weight | 6482 lbs (2940 kg) |
| 4WD Weight | 7056 lbs (3200 kg) |
| Rear tread | 55.1/59.1/63/66.9/70.9/74.8/78.7/82.7 inches (139/150/160/169/180/189/199/210 cm) |
| Front tread | 59.1/63/66.9/70.9/76.2 inches (150/160/169/180/193 cm) (4WD) |
| 2WD Wheelbase | 89 inches (226 cm) |
| 4WD Wheelbase | 89.4 inches (227 cm) |
| 2WD Ground clearance | 20.1 inches (51 cm) |
| 4WD Ground clearance | 18.1 inches (45 cm) |
| Height (steering wheel) | 70.9 inches (180 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery AH | 120 |
| Battery volts | 12 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Pump flow | 6.82 gpm (25.8 lpm) |
Mechanical
| Drive | 4x2 2WD, 4x4 MFWD 4WD (780DT) |
|---|---|
| Brakes | Hydraulic wet disc brakes |
| Steering | hydrostatic power |
| Final drives | planetary |
| Trailer brakes | hydraulic (Optional) |
| Operator station | Open operator station. Optional four-post ROPS. Optional cab with heater. |
Production
| Variants | 780 2WD, 780DT 4WD |
|---|---|
| Years made | 1975 - 1984 |
| Manufacturer | Fiat |
Transmission
| 8-speed | 8 forward and 2 reverse, Four gears in two ranges |
|---|---|
| Options | 8-speed, 12-speed, 16-speed |
| 12-speed | 12 forward and 3 reverse, Four gears in three ranges |
| 16-speed | 16 forward and 4 reverse, Four gears in four ranges |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Arms | telecoping (optional) |
| Rear Type | II |
| Rear lift | 5292 lbs (2400 kg) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 (1.375), 540/1000 (1.375), 1000 (1.75) |
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