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Tractor · 1936Unverified

Thieman Harvester Theiman

Name: Thieman Harvester Theiman
Brand: Thieman Harvester

Thieman Harvester Theiman · 40 hp. Reference specifications; pending source verification.

The Thieman Harvester Theiman is a tractor characterised by its relatively compact design with a rated output of 40 hp. It was manufactured from 1936 to 1942. The model features a 4-cylinder petrol liquid-cooled engine, which powers two-wheel drive through a 3-speed gearbox. It is suited to tasks involving approximately 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

40 hp

Catalogue coverage

Variants represented

Richest spec table

22 rows

Recorded power

40 hp

Transmissions

3-speed gear

Production years

1936-1942

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerThieman HarvesterReference

Built in Albert City, Iowa, USAReference

The Thieman was a kit tractor sold by the Thieman Harvester Company. The kit was available with the Ford model A engine, or the buyer could supply their own Ford, General Motors, or Dodge engine. Because of the kit nature, every Thieman is unique.Reference

Two-wheel driveReference

SteeringmanualReference

Open operator station.Reference

Engine

Ford 3.3L 4-cyl gasolineReference

Engine29.8 kWReference

FordReference

gasolineReference

4-cylinderReference

liquid-cooledReference

The engine from the Ford model A was available with the Thieman although other engines could be used.Reference

Displacement3.3 LReference

Bore/Stroke98 x 108 mmReference

Power29.8 kWReference

Compression5.9:1Reference

Rated RPM2200Reference

Transmission

3-speed gearReference

TypegearReference

Gears3 forward and 1 reverseReference

Links

What a Buy!: information on the Thieman from Farm CollectorReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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