Overview
The Ferguson TEA-20 is a utility farm tractor produced in Coventry, England, from 1948 to 1956. It features a 4-cylinder gasoline engine available in 1.9L and 2.1L displacements, paired with a four-speed unsynchronized gear transmission and an open operator station.
Ideal Applications
Engine Specification Evolution:
The TEA-20 transitioned from a 1.9L engine to a 2.1L engine in 1951, which increased the power output to 28 horsepower and utilized an 85mm bore.
Mechanical and PTO Configuration:
Equipped with manual steering and differential mechanical shoe brakes, the tractor delivers a transmission-driven 540 RPM rear PTO at an engine speed of 1500 RPM.
Adjustable Tread Dimensions:
The chassis features a 70-inch wheelbase with adjustable front tread widths ranging from 48 to 80 inches and rear tread widths from 48 to 76 inches.
Production
| Description | Utility tractor |
|---|---|
| Factories | Coventry, England |
| Manufacturer | Ferguson |
Engine
| Engine type | Standard-Hotchkiss 2.1L 4-cyl gasoline |
|---|---|
| Air cleaner | oil bath |
| Bore/Stroke | 3.19x3.75 inches (81 x 95 mm) / 3.375x3.65 inches (86 x 93 mm) |
| Description | Standard / gasoline / 4-cylinder / liquid-cooled / The original, 80mm bore, engine was used until tractor serial number 172598 (engine number 100204) in 1951. / Standard / gasoline / 4-cylinder / liquid-cooled / The 85mm bore engine was used in the TEA-20 beginning in 1951. The larger engine provided an increase to 28 horsepower. |
| Displacement | 112.9 ci (1.9 L) / 127.4 ci (2.1 L) |
| Exhaust valve clearance | 0.012 inches (cold) (0.305 mm) |
| Firing order | 1-3-4-2 / 1-3-4-2 |
| Idle RPM | 400-2000 |
| Intake valve clearance | 0.010 inches (cold) (0.254 mm) |
| Rated RPM | 2000 |
| Starter volts | 6 / 6 |
| Oil capacity | 6 qts (5.7 L) |
| Oil change | 120 h |
| Engine type | Standard 1.9L 4-cyl gasoline / Standard 2.1L 4-cyl gasoline |
| Engine type | Standard 1.9L 4-cyl gasoline / Standard 2.1L 4-cyl gasoline |
| Fuel tank | 8.2 gal (31.0 L) |
| Belt (claimed) | 23.9 hp (80mm) (17.8 kW) |
Transmission
| Gears | 4 forward and 1 reverse |
|---|---|
| Transmission type | 4-speed unsynchronized gear |
| Type | unsynchronized gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering / Differential mechanical shoe brakes |
| Drive type | Two-wheel drive |
Hitch
| Rear Type | I |
|---|
PTO
| Engine RPM | 545@1500 |
|---|---|
| Rear PTO | transmission |
| Rear PTO Type | 540 (1.125) |
Dimensions & Tires
| Front tread | 48 to 80 inches (121 to 203 cm) / 44 to 60 inches (TEC/TEE) (111 to 152 cm) |
|---|---|
| Ground clearance | 13 inches (33 cm) |
| Height | 52 inches (132 cm) |
| Length | 115 inches (292 cm) |
| Rear tread | 48 to 76 inches (121 to 193 cm) / 42 to 66 inches (TEC/TEE) (106 to 167 cm) |
| Weight | 2500 lbs (1134 kg) |
| Wheelbase | 70 inches (177 cm) |
| Width | 64 inches (162 cm) |
| Front tire | 4-19 |
| Rear tire | 10-28 |
| Weight | 2500 lbs (1134 kg) |
| Wheelbase | 70 inches (177 cm) |
| Ag front | 4-19 |
| Ag rear | 10-28 |
References
| Description | Tractor Service Instruction Book |
|---|
TEA-20 Serial Numbers
| 1948 | 20895 |
|---|---|
| 1949 | 77773 |
| 1950 | 116462 |
| 1951 | 167837 |
| 1952 | 241336 |
| 1953 | 310780 |
| 1954 | 367999 |
| 1955 | 428093 |
| 1956 | 488579 |
| Description | FAQ: How to read a serial number table. |
| Final | 517651 |
Variants
| TEC-20 | narrow |
|---|---|
| TED-20 | vaporizing oil engine |
| TEE-20 | narrow VO engine |
| TEK-20 | vineyard |
| TEY-20 | Perkins P3 diesel engine |