Hesston 780: all source data
All 63 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Hesston (a part of Fiat) |
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| (no label) | Utility tractor |
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| (no label) | Original price was $23,500 in 1984 |
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Engine| (no label) | Fiat 3.7L 4-cyl diesel |
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| Fuel tank | 21.1 gal | 79.9 L |
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Transmission| (no label) | 8-speed partially synchronized |
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| (no label) | 16-speed |
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| (no label) | 8-speed mechanical shuttle |
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Power| PTO (claimed) | 70 hp | 52.2 kW |
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| Drawbar (tested) | 62.88 hp | 46.9 kW |
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| PTO (tested) | 70.57 hp | 52.6 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| (no label) | Power steering |
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| (no label) | Differential hydraulic wet disc brakes |
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| (no label) | ROPS standard, Supercomfort cab optional with air conditioning. Optional radio, cassette, and CB radio. |
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Hydraulics| Type | open center |
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| Pressure | 2702 psi | 186.3 bar |
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| Valves | 2 |
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| Pump flow | 11 gpm | 41.6 lpm |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 |
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Dimensions| Wheelbase | 89 inches | 226 cm |
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| Weight | 5495 to 6200 pounds |
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| Front tire | 7.50-16 |
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| Rear tire | 18.4-30 |
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Electrical| Charging system | alternator |
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| Charging amps | 45 |
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| Charging amps | 55 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Fiat 8045 |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 224 ci | 3.7 L |
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| Bore/Stroke | 4.03x4.33 inches | 102 x 110 mm |
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| Compression | 17:1 |
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| Rated RPM | 2500 |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission options| (no label) | 8-speed partially synchronized |
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| (no label) | 16-speed |
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| (no label) | 8-speed mechanical shuttle |
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Transmission| Type | partially synchronized |
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| Gears | 8 forward and 2 reverse |
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| (no label) | Four gears with high and low ranges provide eight forward speeds. Gears 3/4 are synchronized in both ranges. |
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| Gears | 16 forward and 4 reverse |
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| (no label) | Four gears with four ranges provides sixteen forward speeds. |
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| Type | mechanical shuttle |
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| Gears | 8 forward and reverse |
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Dimensions
Tires| Ag front | 7.50-16 (2WD) |
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| Ag front | 12.4-24 (4WD) |
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| Ag rear | 18.4-30 |
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Dimensions| Wheelbase | 89 inches | 226 cm |
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| 2WD Length (2WD) | 135 inches | 342 cm |
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| 4WD Length (4WD) | 144 inches | 365 cm |
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Weight| 2WD Operating (2WD) | 5495 lbs | 2492 kg |
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| 4WD Operating (4WD) | 6200 lbs | 2812 kg |
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| Ballasted | 10100 lbs | 4581 kg |
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Height| 2WD Hood (2WD) | 59.5 inches | 151 cm |
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| 4WD Hood (4WD) | 60 inches | 152 cm |
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| ROPS | 102.5 inches | 260 cm |
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| Cab | 103.5 inches | 262 cm |
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