Overview
The Twin City 27-44 is a standard-tread farm tractor manufactured in Minneapolis between 1927 and 1935, with a total production run of 840 units. It features a 10.5L four-cylinder kerosene engine and a 2-speed gear transmission within a 9,200-pound frame. Nebraska Tractor Test 122 recorded a maximum belt power of 49.1 hp and a maximum drawbar pull of 5,640 lbs.
Ideal Applications
Belt Pulley Output:
The system includes a 21-inch pulley rotating at 466 RPM, delivering a tested maximum power of 49.1 hp and a belt speed of 2,560 ft/min.
Drawbar Capacity:
Official testing results show a maximum drawbar performance of 34.7 hp, supporting a configuration rated for five to six plows.
Chassis and Drive Configuration:
The 152-inch long tractor is built with a 97-inch wheelbase, manual steering, and steel ag tires measuring 36x8.50 on the front and 60x20 on the rear.
Production
| Description | Standard-tread tractor / Built in Minneapolis, Minnesota, USA |
|---|---|
| Manufacturer | Twin City |
| Total built | 840 |
Engine
| Aux. fuel | 1.5 gal (5.7 L) |
|---|---|
| Engine type | Twin City 10.5L 4-cyl kerosene |
| Fuel tank | 40 gal (151.4 L) |
| Bore/Stroke | 5.50x6.75 inches (140 x 171 mm) |
| Coolant capacity | 72 qts (68.1 L) |
| Description | Twin City / kerosene / 4-cylinder / liquid-cooled inline |
| Displacement | 641.5 ci (10.5 L) |
| Oil capacity | 16 qts (15.1 L) |
| Rated RPM | 900 |
| Starter type | hand-crank |
| Belt (claimed) | 44 hp (32.8 kW) |
| Belt (tested) | 49.1 hp (36.6 kW) |
| Drawbar (claimed) | 27 hp (20.1 kW) |
| Drawbar (tested) | 34.7 hp (25.9 kW) |
| Plows | 5 to 6 |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 2 forward and 1 reverse |
| Transmission type | 2-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. Canopy available. |
|---|---|
| Description | Manual steering |
| Drive type | Two-wheel drive |
Dimensions & Tires
| Height | 73 inches (185 cm) |
|---|---|
| Length | 152 inches (386 cm) |
| Shipping weight | 9200 lbs (4173 kg) |
| Wheelbase | 97 inches (246 cm) |
| Width | 88 inches (223 cm) |
| Front tire | 36x8.50 |
| Rear tire | 60x20 |
| Weight | 9200 lbs (4173 kg) |
| Wheelbase | 97 inches (246 cm) |
| Ag front | 36x8.50 (steel) |
| Ag rear | 60x20 (steel) |
27-44 Serial Number Location
| Description | front-left of transmission |
|---|
Belt Pulley
| Diameter | 21 inches (53 cm) |
|---|---|
| RPM | 466 |
| Speed | 2560 ft/min (780.29 meters/min) |
| Width | 8.5 inches (21 cm) |
Nebraska Tractor Test 122
| Belt fuel use (max) | 5.5 gal/hour (20.8 l/hour) |
|---|---|
| Belt power (max) | 49.1 hp (36.6 kW) |
| Description | Kerosene 2-speed 2WDMay 20 - 27, 1926Link: Nebraska Tractor Test 122 file / Drawbar performance |
| Max power | 34.7 hp (25.9 kW) |
| Max pull | 5640 lbs (2558 kg) |
References
| Description | General Catalog No. 31 published in 1930, by Minneapolis-Moline |
|---|