The Hart-Parr 40-80 is a tractor model with a rated output of 110 hp, placing it in the middle of its class in terms of power. It was manufactured between 1908 and 1909. The tractor features a 4-cylinder liquid-cooled engine, powering a two-wheel drive system, and has a listed weight of 15422 kg. It is suited for tasks covering approximately 200–800 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
110 hp
Weight
15422 kg
Catalogue coverage
Variants represented
2
Richest spec table
20 rows
Recorded power
110 hp
Recorded weight
15422 kg
Production years
1908-1909
Verified variants
0
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Overview
ManufacturerHart-ParrReference
Built in Charles City, Iowa, USAReference
Total built10Reference
The Hart-Parr model 40-80 was introduced at the Minnesota State Fair in 1908.Reference
Drive2WDReference
SteeringmanualReference
Engine
Hart-Parr 54.2L 4-cyl keroseneReference
Engine82.0 kWReference
Drawbar (claimed)29.8 kWReference
Belt (claimed)59.7 kWReference
Hart-ParrReference
keroseneReference
4-cylinderReference
liquid-cooledReference
Displacement54.2 LReference
Bore/Stroke229 x 330 mmReference
Power82.0 kWReference
Dimensions
Weight15422 kgReference
Rear tire98x28Reference
Ag rear98x28 (steel)Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
