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Fiat 780

Fiat 780 tractor
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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.
Fiat 780farm tractor78 hp3.7L diesel engine2WD4WDtransmissionhydraulicsPTOdimensions
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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