Oliver 1550: all source data
All 92 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) | Built in Charles City, Iowa, USA |
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| (no label) | Original price was $6,000 in 1969 |
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Engine| (no label) | Oliver 3.8L 6-cyl diesel |
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| (no label) | Oliver 3.8L 6-cyl gasoline |
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| (no label) | Oliver 3.8L 6-cyl LP-gas |
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| Gas Fuel tank (Gas) | 27.5 gal | 104.1 L |
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| Diesel Fuel tank (Diesel) | 27.5 gal | 104.1 L |
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| LP-gas Fuel tank (LP-gas) | 34 gal | 128.7 L |
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| LP-gas Fuel tank (LP-gas) | 78 gal | 295.2 L |
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Transmission| (no label) | 12-speed partial power shift |
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| (no label) | 6-speed unsynchronized gear |
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Power| Gas PTO (claimed) | 53 hp | 39.5 kW |
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| Diesel PTO (claimed) | 53 hp | 39.5 kW |
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| LP-gas PTO (claimed) | 51 hp | 38.0 kW |
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| Drawbar (tested) | 45.7 hp | 34.1 kW |
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| PTO (tested) | 53.50 hp | 39.9 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Steering | power assist |
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| (no label) | Disc brakes |
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| (no label) | Open operator station. Oliver Continental cab optional. |
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Hitch| Rear Type | II/I |
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| Control | lower-link draft sensing |
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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| Wheelbase | 99 inches | 251 cm |
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| Weight | 7000 lbs | 3175 kg |
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| Front tire | 6.00-16 |
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| Rear tire | 15.5-38 |
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Engine
Engine options| (no label) | Oliver 3.8L 6-cyl diesel |
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| (no label) | Oliver 3.8L 6-cyl gasoline |
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| (no label) | Oliver 3.8L 6-cyl LP-gas |
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Engine detail| (no label) | Oliver |
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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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| Displacement | 232 ci | 3.8 L |
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| Bore/Stroke | 3.625x3.75 inches | 92 x 95 mm |
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| Air cleaner | dry |
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| Compression | 16.5:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Oil capacity | 5 qts | 4.7 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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| (no label) | 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 | 232 ci | 3.8 L |
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| Bore/Stroke | 3.625x3.75 inches | 92 x 95 mm |
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| Air cleaner | dry |
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| Compression | 8:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Oil capacity | 5 qts | 4.7 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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| (no label) | 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 | 232 ci | 3.8 L |
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| Bore/Stroke | 3.625x3.75 inches | 92 x 95 mm |
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| Air cleaner | dry |
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| Compression | 8.75:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Oil capacity | 5 qts | 4.7 L |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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Transmission
Transmission options| (no label) | 12-speed partial power shift |
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| (no label) | 6-speed unsynchronized gear |
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Transmission| Transmission | Hydra-Power |
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| Type | partial power shift |
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| Gears | 12 forward and 4 reverse |
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| Clutch | 279.4mm dry disc |
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| Oil capacity | 32 qts | 30.3 L |
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| (no label) | The Hydra-Power transmission provides a two-speed power shift between direct-drive and the lower Hydra-Power range. |
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| Type | unsynchronized gear |
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| Gears | 6 forward and 2 reverse |
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| Clutch | 279.4mm dry disc |
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| Oil capacity | 32 qts | 30.3 L |
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Dimensions
Tires| Ag front | 6.00-16 |
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| Ag rear | 15.5-38 |
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Dimensions| Wheelbase | 99 inches | 251 cm |
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| Length | 154.6 inches | 392 cm |
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| Width | 81.5 inches | 207 cm |
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| Height (exhaust) | 97.625 inches | 247 cm |
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| Operating weight | 7000 lbs | 3175 kg |
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| Ballasted weight | 8730 lbs | 3959 kg |
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| Rear tread | 55 to 90.9 inches | 139 to 230 cm |
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