Twin City 21-32: all source data

All 45 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
Manufacturer	Twin City
(no label)	Standard-tread tractor
(no label)	Built in Minneapolis, Minnesota, USA
Total built	7,229

Engine
(no label)	Twin City 6.3L 4-cyl kerosene
Fuel tank	30 gal \| 113.6 L
Aux. fuel	4 gal \| 15.1 L

Transmission
(no label)	2-speed gear
(no label)	3-speed gear

Power
Drawbar (claimed)	21 hp \| 15.7 kW
Belt (claimed)	32 hp \| 23.9 kW
Drawbar (tested)	31.05 hp \| 23.2 kW
Belt (tested)	39.1 hp \| 29.2 kW

Mechanical
(no label)	Two-wheel drive
(no label)	Manual steering
(no label)	Open operator station.

Dimensions
Wheelbase	84 inches \| 213 cm
Weight	5880 lbs \| 2667 kg
Front tire	34x5.75
Rear tire	50x12

Serial location
(no label)	Serial number plate on the left side of the tractor, ahead of the transmission.

Belt pulley
Diameter	16 inches \| 40 cm
Width	7.5 inches \| 19 cm
RPM	650

Engine

Engine detail
(no label)	Twin City
(no label)	kerosene
(no label)	4-cylinder
(no label)	liquid-cooled inline
Displacement	381.7 ci \| 6.3 L
Bore/Stroke	4.50x6.00 inches \| 114 x 152 mm
Rated RPM	1075
Coolant capacity (Coolant)	36 qts \| 34.1 L

Transmission

Transmission options
(no label)	2-speed gear
(no label)	3-speed gear

Transmission
Type	gear
Gears	2 forward and 1 reverse
Clutch	dry disc
Type	gear
Gears	3 forward and 1 reverse

Dimensions

Tires
Ag front	34x5.75 (steel)
Ag rear	50x12 (steel)

Dimensions
Wheelbase	84 inches \| 213 cm
Length	137 inches \| 347 cm
Height	66 inches \| 167 cm
Weight	5880 lbs \| 2667 kg