Overview
The New Hart-Parr is a standard-tread farm tractor manufactured in Charles City, Iowa, between 1918 and 1919. It features a 7.6L 2-cylinder liquid-cooled gasoline engine rated at 30 hp on the belt and 15 hp at the drawbar, supported by an open operator station and a 5158-pound chassis.
Ideal Applications
Powertrain and Engine Performance:
Equipped with a Hart-Parr 464.6 ci 2-cylinder engine, the tractor operates at a rated 750 RPM and is rated for 3 plows.
Transmission and Final Drive:
The mechanical configuration includes a gear transmission providing two forward speeds and one reverse, utilizing bull gear final drives.
Chassis and Wheel Configuration:
This two-wheel drive model utilizes steel wheels with 28x5 front and 52x10 rear tires on a 138-inch long frame with manual steering.
Production
| Description | Standard-tread tractor / Built in Charles City, Iowa, USA |
|---|---|
| Manufacturer | Hart-Parr |
Engine
| Engine type | Hart-Parr 7.6L 2-cyl gasoline |
|---|---|
| Bore/Stroke | 6.50x7.00 inches (165 x 178 mm) |
| Description | Hart-Parr / gasoline / 2-cylinder / liquid-cooled |
| Displacement | 464.6 ci (7.6 L) |
| Rated RPM | 750 |
| Belt (claimed) | 30 hp (22.4 kW) |
| Drawbar (claimed) | 15 hp (11.2 kW) |
| Plows | 3 |
Transmission
| Gears | 2 forward and 1 reverse |
|---|---|
| Transmission type | 2-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering |
| Drive type | Two-wheel drive |
| Final drives | bull gear |
Dimensions & Tires
| Height | 60 inches (152 cm) |
|---|---|
| Length | 138 inches (350 cm) |
| Weight | 5158 lbs (2339 kg) |
| Width | 75 inches (190 cm) |
| Front tire | 28x5 |
| Rear tire | 52x10 |
| Weight | 5158 lbs (2339 kg) |
| Ag front | 28x5 (steel) |
| Ag rear | 52x10 (steel) |
New Hart-Parr Serial Numbers
| 1918 | 8401 |
|---|---|
| 1919 | 9383 |
| Description | FAQ: How to read a serial number table. |
| Final | 11499 |