hart parr 18 28
 | 1930 - 1936
Standard-tread tractor | 1930 - 1936 | Standard-tread tractor |
|---|---|---|---|
1930 - 1936 | |||
Standard-tread tractor | |||
1930 - 1936 | |
|---|---|
Standard-tread tractor |
Production | |
|---|---|
Manufacturer | Hart-Parr (a part of Oliver) |
Standard-tread tractor | |
Built in Charles City, Iowa, USA | |
Variants | |
|---|---|
18-27 | row-crop |
18-28 | standard |
Hart-Parr 18-28 Engine | |
|---|---|
Oliver 4.6L 4-cyl kerosene | |
Fuel tank | 14 gal
53.0 L |
Aux. fuel | 1 gal
3.8 L |
Engine details ...  | |
Hart-Parr 18-28 Transmission | |
|---|---|
3-speed gear | |
Transmission details ...  |
Hart-Parr 18-28 Power | |
|---|---|
Drawbar (claimed) | 18 hp
13.4 kW |
Belt (claimed) | 28 hp
20.9 kW |
Drawbar (tested) | 23.56 hp
17.6 kW |
Belt (tested) | 30.29 hp
22.6 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Dimensions & Tires | |
|---|---|
Wheelbase | 72.5 inches
184 cm |
Weight | 3800 to 4165 pounds |
Front tire | 28x5 |
Rear tire | 44x10 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 14.25 inches
36 cm |
Width | 7.25 inches
18 cm |
RPM | 726 |
Speed | 2709 ft/min
825.70 meters/min |
References | |
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 | |
Oliver Hart-Parr Tractors published in 1930 |