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Minneapolis-Moline RTU

Minneapolis-Moline RTU tractor
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The Minneapolis-Moline RTU was the universal row-crop version of the R series tractors produced from 1939 to 1954. It was the most popular version of the R series, available with the Comfort Cab featuring upholstered seat, roll-down windows, and rear door. It featured a 2.7L 4-cylinder gasoline engine, 4-speed unsynchronized transmission, and two-wheel drive with manual steering. The tractor had a wheelbase of 76 inches, weighed 3100 lbs, and was equipped with 4.00-15 front tires and 8-36 rear tires. It delivered 20 to 24 hp drawbar power and could pull 2 plows. The RTU was built in Minneapolis, Minnesota, USA, with a total production of 25,824 units.
Minneapolis-Moline RTUtractorspecificationsenginetransmissionpowerdimensionsrow-crop tractor
Power25 hp[B]
Founded1939 - 1954
ModelRTU

Technical Specifications

Detailed specifications and technical data for Minneapolis-Moline RTU

Power

Plows:2
Belt (tested):27.09 hp (20.2 kW)
Belt (claimed):23 hp (17.2 kW)
Drawbar (tested):23.9 hp (17.8 kW)
Drawbar (claimed):20 hp (14.9 kW)
Drawbar (claimed, late):24 hp (17.9 kW)

Engine

Type:Minneapolis-Moline 2.7L 4-cyl gasoline
Fuel tank:14 gal (53.0 L)
Point gap:0.020 inches (0.508 mm)
Rated RPM:1500
Air cleaner:oil bath
Bore/Stroke:3.625x4.00 inches (92 x 102 mm)
Fuel system:Marvel Schebler 1-inch carburetor
Displacement:165 ci (2.7 L)
Firing order:1-3-4-2
Oil capacity:7 qts (6.6 L)
Sparkplug gap:0.025 inches (0.635 mm)
Starter volts:6
Coolant capacity:13.5 qts (12.8 L)
Compression ratio:6.1:1
Intake valve clearance:0.025 inches (0.635 mm)
Exhaust valve clearance:0.014 inches (0.356 mm)

Variants

RTE:adjustable-front
RTI:industrial tractor
RTN:single-front
RTS:standard-front
RTU:tricycle-front

Electrical

Battery volts:6
Charging system:generator

Mechanical

Drive:Two-wheel drive
Brakes:Disc brakes
Steering:Manual steering
Operator station:Open operator station

Production

Type:Row-Crop tractor
Series:R Series
Built in:Minneapolis, Minnesota, USA
Description:The Minneapolis-Moline RTU was the universal row-crop version of the R series tractors. It was also the most popular version. The R series were available with the Comfort Cab featuring upholstered seat, roll-down windows, and rear door.
Total built:25,824
Original price:$1,700 in 1954
Years produced:1939 - 1954

Belt Pulley

RPM:933
Width:6 inches (15 cm)
Diameter:12.25 inches (31 cm)

Transmission

Type:unsynchronized gear
Gears:4 forward and 1 reverse
Clutch:dry disc

Tractor hitch

Type:Hitchor * Optional, available beginning in 1952.

Serial Numbers

1939:400001
1940:402201
1941:405576
1942:407951
1943:408826
1944:409358
1945:410748
1946:413755
1947:416545
1948:0014800001
1949:0014900001
1950:0015000001
1951:00102156
1952:00103973
1954:00104824

Dimensions & Tires

Width:81.1 inches (205 cm)
Height:68.5 inches (173 cm)
Length:116 inches (294 cm)
Weight:3100 lbs (1406 kg)
Rear tire:8-36
Wheelbase:76 inches (193 cm)
Front tire:4.00-15
Rear tread:54 to 88 inches (137 to 223 cm)
Front tread:8 inches (20 cm)

Power Take-off (PTO)

Rear PTO Type:560 (1.375)