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Hart-Parr New Hart-Parr

The Hart-Parr New Hart-Parr is a standard-tread farm tractor produced by Hart-Parr from 1918 to 1919 in Charles City, Iowa, USA. It features a 7.6L 2-cylinder liquid-cooled gasoline engine producing an estimated 33.3 hp, with claimed drawbar power of 15 hp and belt power of 30 hp. The tractor has a 2-speed gear transmission with 2 forward and 1 reverse gears, two-wheel drive with bull gear final drives, and manual steering. It weighs 5158 lbs and rides on steel tires sized 28x5 front and 52x10 rear. The open operator station and robust mechanical design made it a notable tractor of its era. The New Hart-Parr was succeeded by the Hart-Parr 30 model produced from 1919 to 1924.
Hart-Parr New Hart-Parrtractorspecificationsenginetransmissionpowerdimensionsfarm tractor
Power33 hp[B]
Founded1918 - 1919
ModelNew Hart-Parr

Technical Specifications

Detailed specifications and technical data for Hart-Parr New Hart-Parr

Power

Plows:3
Belt (claimed):30 hp (22.4 kW)
Drawbar (claimed):15 hp (11.2 kW)

Tires

Rear tire:52x10 (steel)
Front tire:28x5 (steel)

Engine

Type:gasoline
Model:Hart-Parr 7.6L 2-cyl gasoline
Cooling:liquid-cooled
Cylinders:2-cylinder
Rated RPM:750
Bore/Stroke:6.50x7.00 inches (165 x 178 mm)
Displacement:464.6 ci (7.6 L)

Dimensions

Width:75 inches (190 cm)
Height:60 inches (152 cm)
Length:138 inches (350 cm)
Weight:5158 lbs (2339 kg)

Mechanical

Drive:Two-wheel drive
Steering:Manual steering
Final drives:bull gear
Operator station:Open operator station

Production

Type:Standard-tread tractor
Built in:Charles City, Iowa, USA
Manufacturer:Hart-Parr
Years produced:1918 - 1919

Transmission

Type:gear
Gears:2 forward and 1 reverse

Serial Numbers

1918:8401
1919:9383
Final:11499

Related Models

Hart-Parr 30

Model:30