Valmet 78 Viking: all source data
All 57 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 | Valmet |
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| (no label) | Row-Crop tractor |
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| (no label) | Built in Brazil |
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Engine| (no label) | MWM 3.9L 4-cyl diesel |
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Transmission| (no label) | 6-speed synchronized |
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Power| PTO (claimed) | 65 hp | 48.5 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Differential lock | mechanical rear |
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| (no label) | Power steering |
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| (no label) | Mechanical dry disc brakes |
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| (no label) | Four-post ROPS. |
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Capacity| Fuel | 21.1 gal | 79.9 L |
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| Hydraulic system | 4.5 gal | 17.0 L |
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Hydraulics| Type | open center |
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| Capacity | 4.5 gal | 17.0 L |
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| Pressure | 2328 psi | 160.5 bar |
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| Pump flow | 6.7 gpm | 25.4 lpm |
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Hitch| Rear Type | II |
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| Control | position and draft control |
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| Rear lift | 3307 lbs | 1500 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 (1.375) |
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| Engine RPM | 540@1720 |
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Dimensions| Wheelbase | 86.4 inches | 219 cm |
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| Weight | 6525 lbs | 2959 kg |
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| Front tire | 7.50-16 |
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| Rear tire | 18.4-30 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 23 |
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| Battery volts | 12 |
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| Battery AH | 135 |
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Engine
Engine detail| (no label) | MWM D229 |
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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 | 239.3 ci | 3.9 L |
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| Bore/Stroke | 4.01x4.72 inches | 102 x 120 mm |
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| Air cleaner | oil bath |
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| Rated RPM | 2200 |
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| Torque | 191.6 lb-ft | 259.8 Nm |
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| Torque RPM | 1400 |
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| Starter | electric |
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| Starter volts | 12 |
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| Oil capacity | 10 qts | 9.5 L |
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| Coolant capacity (Coolant) | 12.5 qts | 11.8 L |
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Transmission
Transmission| Type | synchronized |
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| Gears | 6 forward and 2 reverse |
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Dimensions
Tires| Standard tires (ag) | Front: 7.50-16. Rear: 18.4-30 |
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Dimensions| Wheelbase | 86.4 inches | 219 cm |
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| Length | 159.8 inches | 405 cm |
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| Width | 77.6 inches | 197 cm |
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| Height (ROPS) | 99.2 inches | 251 cm |
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| Weight | 6525 lbs | 2959 kg |
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| Clearance (drawbar) | 18.1 inches | 45 cm |
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| Front tread | 55.5 to 71.3 inches | 140 to 181 cm |
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| Rear tread | 59.5 to 82.3 inches | 151 to 209 cm |
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