Technical Specifications of the Valmet 703 Agricultural Tractor:
The Valmet 703 agricultural tractor was produced between 1979 and 1980. It is equipped with a 411 C engine with a displacement of 4,400 cm³, featuring four cylinders, naturally aspirated, without a turbocharger or intercooler. The cylinder bore is 108 mm, and the piston stroke is 120 mm. The engine delivers a maximum power output of 75 HP at 2,200 RPM, with a torque of 270 Nm at 1,200 RPM. The transmission offers 16 forward gears and 4 reverse gears, all synchronized. The speed range is from 2.3 to 30.3 km/h. The hydraulic system has a flow rate of 35 L/min, with mechanical control for the rear lift, which has a maximum lifting capacity of 2,900 kg. The power take-off (PTO) operates at 540 RPM. The turning radius for the 2WD version is 8.3 meters, while the 4WD version has a turning radius of 11 meters. The 2WD model is equipped with front tires sized 10.00-16 and rear tires 16.9-34, whereas the 4WD version comes with front tires 13.6-28 and rear tires 18.4-34. The total weight of the 2WD model is 3,540 kg, while the 4WD version weighs 3,960 kg. The overall height with a cab is 260 cm, length is either 380 cm or 410 cm, and width is 233 cm. The fuel tank capacity is 97 liters, and the cabin noise level is measured at 83.5 dB.
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Technical Data Sheet for Valmet 703, 802, 803, and 903 Tractors:
Model | Valmet 703 | Valmet 802 | Valmet 803 | Valmet 903 |
Years of production | 1979-80 | 1980-83 | 1980-83 | 1980-83 |
Engine model / type | 411 C | 411 CS | 411 CS | 411 CS |
Number of cylinders / turbocharging | 4 | 4T | 4T | 4T |
Engine displacement (cm3) | 4400 | 4400 | 4400 | 4400 |
Piston dimension / stroke (mm) | 108×120 | 108×120 | 108×120 | 108×120 |
Maximum engine power (hp) / rpm | 75/2200 | 82/2200 | 82/2200 | 97/2200 |
Torque (Nm) / rpm | 270/1200 | 306/1460 | 306/1460 | 335/1500 |
Number of gears (front + rear) | 16+4 | 8+2 | 16+4 | 16+4 |
Number of synchronized gears (front+rear) | 16+4 | 8+2 | 16+4 | 16+4 |
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Speed-Shift | – | – | – | – |
Type of reverse | – | – | – | – |
Driving speed (km/h) | 2,3-30,3 | 3,1-27,9 | 2,1-27,9 | 2,3-30,9 |
Max Driving speed (km/h) | – | – | – | – |
Hydraulic pump capacity (L/min) | 35 | 35 | 35 | 35 |
3-Point Hitch control | mech | mech | mech | mech |
3-point hitch max load (kg) | 2900 | 2900 | 2900 | 2900 |
PTO speed (rpm) | 540 | 540 | 540 | 540 |
Disc brake type (dry / wet) | – | – | – | – |
Type of control of the braking system | – | – | – | – |
Turning radius 2WD (m) | 8,3 | 8,3 | 8,3 | 8,3 |
Turning radius 4WD (m) | 11 | 11 | 11 | 11 |
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Front wheel 2WD | 10,00-16 | 10,00-16 | 10,00-16 | 10,00-16 |
Front wheel 4WD | 13,6-28 | 13,6-28 | 13,6-28 | 13,6-28 |
Rear wheel 2WD | 16,9-34 | 16,9-34 | 16,9-34 | 16,9-34 |
Rear wheel 4WD | 18,4-34 | 18,4-34 | 18,4-34 | 18,4-34 |
2WD total weight (kg) | 3540 | 3590 | 3760 | 3660 |
4WD total weight (kg) | 3960 | 4030 | 4070 | 4090 |
Total height with cabin (cm) | 260 | 260 | 260 | 262 |
Total length (cm) | 380/410 | 384/415 | 384/415 | 391/417 |
Total width (cm) | 233 | 234 | 234 | 234/245 |
Fuel tank capacity (l) | 97 | 90 | 90 | 90 |
Cabin sound level (dB) | 83,5 | 84,5 | 83,5 | 83,5 |
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