Minneapolis-Moline JT-O (Orchard)

Verified

The JT-O (JTO) was the orchard/vineyard version of the Minneapolis-Moline JT, built 1936–1937 and powered by a Waukesha four-cylinder engine. Full specifications are being verified — see Sources below.

Specifications

Engine	Waukesha 3.2L 4-cylinder, 8-valve, gasoline, liquid-cooled
Displacement	196.1 ci (3.2 L)
Bore/Stroke	3.625x4.75 in (92 x 121 mm)
Fuel system	Zenith carburetor
Air cleaner	oil bath
Rated RPM	1275
Firing order	1-2-4-3
Coolant capacity	20 qts (18.9 L)
Drawbar (claimed)	14 hp (10.4 kW)
Belt (claimed)	22 hp (16.4 kW)
Plows	2-3
Transmission	5-speed gear
Fuel tank	17 gal (64.3 L)
Auxiliary fuel	2 gal (7.6 L)
Drive	Two-wheel drive
Steering	Manual steering
Operator station	Open
Type	Orchard/Vineyard tractor
Total built	156
Production	1936 - 1937

Specifications per the cited source below. Manufacturer-advertised figures can differ from tested values — confirm restoration-critical specs against factory literature.

Source: TractorData: JT-O (Orchard)

Finding Parts

We don't publish part numbers we can't verify against factory literature. The authority for this model's part numbers is its factory parts catalog; interchange is serial- and configuration-dependent, so always confirm against the parts book before buying.

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Surviving Examples (collector-reported census)

No tractors registered for this model yet. The MinnieMo registry is owner-submitted and moderator-reviewed — help start the census.

Sources & Verification Notes

Status: Verified

Primary source: TractorData — Minneapolis-Moline industrial & orchard tractors tier 4

Last checked: 2026-05-31

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Owner Notes & Questions

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