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Engine:
Hart-Parr Standard
Power:
30 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1930 - 1935
| Overview | |
|---|---|
| Summary | x1930 - 1935 Row-Crop tractor |
| Production | |
|---|---|
| Manufacturer | Hart-Parr (a part of Oliver) |
| Summary | Row-Crop tractor / Built in Charles City, Iowa, USA / Introduced in 1930, the Oliver Hart-Parr Row Crop featured a single front wheel during the first two production years. In 1931, the design changed to use two front wheels. |
| Variants | |
|---|---|
| 18-27 | row-crop |
| 18-28 | standard |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive |
| Final drives | spur gear |
| Summary | Manual steering / Open operator station. |
| Belt Pulley | |
|---|---|
| Diameter | 14.5 inches 36 cm |
| Width | 7.5 inches 19 cm |
| RPM | 700 |
| Speed | 2610 ft/min 795.53 meters/min |
| Engine Detail | |
|---|---|
| Summary | Oliver / kerosene / 4-cylinder / liquid-cooled |
| Displacement | 280.6 ci 4.6 L |
| Bore/Stroke | 4.125x5.25 inches 105 x 133 mm |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 3 forward and 1 reverse |
| Dimensions | |
|---|---|
| Length | 125 inches 317 cm |
| Width | 80 inches 203 cm |
| Height | 64 inches 162 cm |
| Weight | 3500 lbs 1587 kg |
| Rear tread | 60 to 74 inches 152 to 187 cm |
| Nebraska Tractor Test 176 | |
|---|---|
| Summary | Kerosene 3-speed 2WD April 14 - 24, 1930 Link: Nebraska Tractor Test 176 file |
| Belt power (max) | 29.72 hp 22.2 kW |
| Belt fuel use (max) | 3.1 gal/hour 11.7 l/hour |
| Summary | Drawbar performance |
| Max power | 18.10 hp 13.5 kW |
| Fuel use | 2.4 gal/hour 9.1 l/hour |
| Summary | Gear 2 used for power test. |
| Max pull | 3664 lbs 1661 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 7/2/2025