Oliver 1850: all source data
All 118 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 | Oliver |
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| (no label) | Row-Crop tractor |
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| (no label) | Original price was $8,500 in 1969 |
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Engine| (no label) | Waukesha-Oliver 5.1L 6-cyl gasoline |
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| (no label) | Perkins 5.8L 6-cyl diesel |
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| (no label) | Waukesha-Oliver 5.1L 6-cyl LP Gas |
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Transmission| (no label) | 6-speed unsynchronized |
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| (no label) | 12-speed partial powershift |
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| (no label) | 18-speed partial power shift |
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Power| Gas PTO (claimed) | 92 hp | 68.6 kW |
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| Diesel PTO (claimed) | 92 hp | 68.6 kW |
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| LP-gas PTO (claimed) | 90 hp | 67.1 kW |
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| Drawbar (tested) | 84.52 hp | 63.0 kW |
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| PTO (tested) | 92.94 hp | 69.3 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| Steering | power assist |
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| (no label) | Differential disc brakes |
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| (no label) | Open operator station. Oliver Continental Cab optional with available air-conditioning. |
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Capacity| Gas Fuel (Gas) | 34.5 gal | 130.6 L |
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| Diesel Fuel (Diesel) | 31.5 gal | 119.2 L |
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| LP-gas Fuel (LP-gas) | 42 gal | 159.0 L |
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| LP-gas Fuel (LP-gas) | 78 gal | 295.2 L |
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| Hydraulic system | 5 gal | 18.9 L |
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Hydraulics| Type | open center |
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| Capacity | 5 gal | 18.9 L |
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| Pressure | 2500 psi | 172.4 bar |
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| Valves | 2 to 4 |
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| Pump flow | 15.9 gpm | 60.2 lpm |
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Hitch| Rear Type | II |
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| Rear Type | III |
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| Rear lift (at 24"/610mm) | 6000 lbs | 2721 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 |
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| Rear PTO Type | 1000 |
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| Rear PTO Type | 540/1000 |
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Dimensions| 2WD Wheelbase (2WD) | 103 inches | 261 cm |
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| 4WD Wheelbase (4WD) | 86.25 inches | 219 cm |
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| Weight | 8965 to 10965 pounds |
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| Front tire | 7.50-15 |
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| Rear tire | 18.4-34 |
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Serial location| (no label) | Serial number plate below the tractor's instrument panel. |
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Engine
Engine options| (no label) | Waukesha-Oliver 5.1L 6-cyl gasoline |
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| (no label) | Perkins 5.8L 6-cyl diesel |
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| (no label) | Waukesha-Oliver 5.1L 6-cyl LP Gas |
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Engine detail| (no label) | Waukesha-Oliver |
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| (no label) | gasoline |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 310 ci | 5.1 L |
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| Bore/Stroke | 3.875x4.375 inches | 98 x 111 mm |
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| Air cleaner | dry with precleaner |
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| Compression | 8.5:1 |
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| Rated RPM | 2400 |
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| Starter volts | 12 |
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| Oil capacity | 8 qts | 7.6 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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| (no label) | Perkins |
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| (no label) | diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| (no label) | The 354 Perkins diesel in the Oliver 1850 was initially listed as a 352. |
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| Displacement | 354 ci | 5.8 L |
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| Bore/Stroke | 3.88x5.00 inches | 99 x 127 mm |
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| Air cleaner | dry with pre-cleaner |
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| Compression | 16:1 |
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| Rated RPM | 2400 |
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| Starter volts | 12 |
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| Oil capacity | 12 qts | 11.4 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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| (no label) | Waukesha-Oliver |
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| (no label) | LP Gas |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 310 ci | 5.1 L |
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| Bore/Stroke | 3.875x4.375 inches | 98 x 111 mm |
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| Compression | 9:1 |
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| Starter volts | 12 |
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| Oil capacity | 8 qts | 7.6 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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Transmission
Transmission options| (no label) | 6-speed unsynchronized |
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| (no label) | 12-speed partial powershift |
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| (no label) | 18-speed partial power shift |
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Transmission| Type | unsynchronized |
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| Gears | 6 forward and 2 reverse |
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| Clutch | 330mm dry disc |
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| Oil capacity | 43 qts | 40.7 L |
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| Transmission | Hydra-Power |
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| Type | partial powershift |
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| Gears | 12 forward and 4 reverse |
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| Clutch | 330mm dry disc |
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| Transmission | Hydraul-Shift |
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| Type | partial power shift |
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| Gears | 18 forward and 6 reverse |
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| (no label) | Introduced in late 1967, the Hydraul-Shift transmission provided an on-the-move shift to underdrive and overdrive. |
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Dimensions
Tires| 2WD Ag front (2WD) | 7.50-15 |
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| 4WD Ag front (4WD) | 12.4/11-24 |
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| Ag rear | 18.4-34 |
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| 2WD Ag front (2WD) | 7.50-18 |
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| 4WD Ag front (4WD) | 13.6/12-24 |
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| 2WD Ag rear (2WD) | 15.5-38 |
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| 4WD Ag rear (4WD) | 23.1-30 |
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| 4WD Ag rear (4WD) | 23.1-34 |
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Dimensions| 2WD Wheelbase (2WD) | 103 inches | 261 cm |
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| 4WD Wheelbase (4WD) | 86.25 inches | 219 cm |
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| 2WD Length (2WD) | 159.5 inches | 405 cm |
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| 4WD Length (4WD) | 152.5 inches | 387 cm |
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| Width | 86.5 inches | 219 cm |
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| Height (steering wheel) | 78.5 inches | 199 cm |
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| Ground clearance | 25.5 inches | 64 cm |
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| 2WD Front tread | 9.25/14.5 inches | 23/36 cm |
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| 2WD Front tread | 68 to 89.5 inches | 172 to 227 cm |
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| 4WD Front tread | 66/70.75/80 inches | 167/179/203 cm |
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| Rear tread | 68 to 89.5 inches | 172 to 227 cm |
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Weight| Operating | 8,965 lbs (2WD gas) | 4066 kg |
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| Operating | 9,265 lbs (2WD diesel) | 4202 kg |
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| Operating | 10,605 lbs (4WD gas) | 4810 kg |
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| Operating | 10,965 lbs (4WD diesel) | 4973 kg |
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| Ballasted | 16,225 lbs | 7359 kg |
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