Ferguson TO-20
The Ferguson TO-20 is a utility tractor produced by Ferguson from 1948 to 1951. It was built in Detroit, Michigan, USA. It features a Continental Z-120 2.0L 4-cylinder gasoline engine with 28.2 hp estimated engine power. The tractor has a 4-speed constant mesh transmission with helical-cut gears and a 4 forward and 1 reverse gear setup. It has two-wheel drive, manual steering, and mechanical expanding shoe brakes. The tractor is equipped with a rear Type I hitch and a 540 RPM rear PTO driven by the transmission. The TO-20 has a wheelbase of 70 inches and weighs 2760 lbs. It uses 4.00-19 front tires and 10-28 rear tires, with additional agricultural tire options available. Electrical system is positive ground with a 6-volt battery and 25 amp charging system. The TO-20 was succeeded by the Ferguson TO-30 model.
Power28 hp[B]
Founded1948 - 1951
ModelTO-20
Technical Specifications
Detailed specifications and technical data for Ferguson TO-20
Power
| Belt (tested) | 25.41 hp (18.9 kW) |
|---|---|
| Drawbar (tested) | 20.70 hp (15.4 kW) |
Engine
| Type | gasoline |
|---|---|
| Model | Continental Z-120 |
| Torque | 88 lb-ft (119.3 Nm) |
| Cooling | liquid-cooled inline overhead valve |
| Cylinders | 4-cylinder 8-valve |
| Fuel tank | 10 gal (37.9 L) |
| Rated RPM | 2200 |
| Torque RPM | 1200 |
| Air cleaner | oil bath |
| Bore/Stroke | 3.1875x3.75 inches (81 x 95 mm) |
| Fuel system | Marvel Schebler TSX updraft carburetor |
| Displacement | 120 ci (2.0 L) |
| Firing order | 1-3-4-2 |
| Oil capacity | 6 qts (5.7 L) |
| Starter volts | 6 |
| Compression ratio | 6.1:1 |
Electrical
| Ground | positive |
|---|---|
| Battery volts | 6 |
| Charging amps | 25 |
| Charging volts | 6 |
| Charging system | Delco-Remy 181674M91 |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Differential mechanical expanding shoe (11x2 inch) brakes |
| Steering | Manual steering |
| Operator station | Open operator station |
Production
| Type | Utility tractor |
|---|---|
| Built in | Detroit, Michigan, USA |
| Years produced | 1948 - 1951 |
Transmission
| Type | constant mesh |
|---|---|
| Gears | 4 forward and 1 reverse |
| Gear type | Helical-cut gears |
| Oil capacity | 18 qts (17.0 L) |
Tractor hitch
| Rear Type | I |
|---|
Serial Numbers
| 1948 | TO-1 |
|---|---|
| 1949 | TO-1808 |
| 1950 | TO-14660 |
| 1951 | TO-39163 |
| Final | TO-60000 |
| Serial number location | Serial number plate above the TO-20's steering column. |
Dimensions & Tires
| Weight | 2760 lbs (1251 kg) |
|---|---|
| Rear tire | 10-28 |
| Wheelbase | 70 inches (177 cm) |
| Front tire | 4.00-19 |
| Rear tread | 48/52/56/60/64/68/72/76 inches (121/132/142/152/162/172/182/193 cm) |
| Front tread | 48.5/53/57.5/62/66.5/71/75.5/80 inches (123/134/146/157/168/180/191/203 cm) |
| Ag rear tires | 10-28, 11-28 |
| Ag front tires | 4.00-19, 6.00-16 |
Power Take-off (PTO)
| Rear PTO | transmission |
|---|---|
| Rear PTO Type | 540 |
