Tractor · 1919Unverified
Hart-Parr 30
Hart-Parr 30 — Standard-tread tractor · 15 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
15 hp
Max power
14.7 kW
Weight
2472 kg
Hover a source tag to verify
Overview
ManufacturerHart-ParrReference
Standard-tread tractorReference
Built in Charles City, Iowa, USAReference
Original price was $1,395 in 1924Reference
Two-wheel driveReference
Final drivesbull gearReference
Manual steeringReference
Open operator station.Reference
Engine
Hart-Parr 7.6L 2-cyl gasolineReference
Drawbar (claimed)11.2 kWReference
Belt (claimed)22.4 kWReference
Plows3Reference
Drawbar (tested)14.7 kWReference
Belt (tested)23.4 kWReference
Hart-ParrReference
gasolineReference
2-cylinderReference
liquid-cooledReference
Displacement7.6 LReference
Bore/Stroke165 x 178 mmReference
Rated RPM750Reference
Belt power (max)23.4 kWReference
Max power14.7 kWReference
Transmission
2-speed gearReference
TypegearReference
Gears2 forward and 1 reverseReference
Dimensions
Weight2472 kgReference
Front tire28x5Reference
Rear tire52x10Reference
Ag front28x5 (steel)Reference
Ag rear52x10 (steel)Reference
Length358 cmReference
Width193 cmReference
Height154 cmReference
Operating weight2472 kgReference
30 Serial Numbers
19199383Reference
192013018Reference
192118475Reference
192219125Reference
192221000 (30C)Reference
192321393 (30C)Reference
192421865 (30C)Reference
FAQ: How to read a serial number table.Reference
Test results
Kerosene 2-speed 2WDJune 17 - 22, 1920Link: Nebraska Tractor Test 26 fileReference
Belt fuel use (max)17.8 l/hourReference
Drawbar performanceReference
Max pull1584 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.