CO-OP
CO-OP E3
The CO-OP model E3 is a row-crop tractor built by CO-OP in Brantford, Ontario, Canada. It is essentially the same as the Cockshutt 30. It features a Buda 2.5L 4-cylinder gasoline engine, a 4-speed gear transmission with an optional 8-speed hi-low shift, and two-wheel drive. The tractor has a live 540 RPM rear PTO and mechanical contracting band brakes. It was produced with a total of 37,328 units built and originally sold for $2,500 in 1952. The E3 is capable of pulling 2-3 plows and has tested drawbar power of 27.25 hp and PTO power of 30.28 hp. It has an operating weight of 3,620 lbs and uses 5.50-16 front tires and 11-38 rear tires.
Power41 hp[P]
Founded1936 - 1950
ModelE3
Technical Specifications
Detailed specifications and technical data for CO-OP E3
Power
| Plows | 2-3 |
|---|---|
| PTO (tested) | 30.28 hp (22.6 kW) |
| Belt (tested) | 31.88 hp (23.8 kW) |
| PTO (claimed) | 28 hp (20.9 kW) |
| Drawbar (tested) | 27.25 hp (20.3 kW) |
| Drawbar (claimed) | 21 hp (15.7 kW) |
Tires
| Ag rear | 11-38 |
|---|---|
| Ag front | 5.50-16 |
| Rear tire | 11-38 |
| Front tire | 5.50-16 |
Engine
| Type | Buda 2.5L 4-cyl gasoline |
|---|---|
| Details | Buda gasoline 4-cylinder liquid-cooled |
| Rated RPM | 1650 |
| Bore/Stroke | 3.4375x4.125 inches (87 x 105 mm) |
| Compression | 6:1 |
| Displacement | 153.1 ci (2.5 L) |
| Starter volts | 6 |
| Coolant capacity | 18 qts (17.0 L) |
Capacity
| Fuel | 15 gal (56.8 L) |
|---|---|
| Hydraulic system | 1.5 gal (5.7 L) |
Dimensions
| Height | 60 inches (152 cm) |
|---|---|
| Length | 132 inches (335 cm) |
| Weight | 3,620 lbs (1642 kg) |
| Ballasted weight | 5,528 lbs (2507 kg) |
Electrical
| Ground | positive |
|---|---|
| Battery volts | 6 |
Hydraulics
| Capacity | 1.5 gal (5.7 L) |
|---|
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Mechanical contracting band brakes |
| Operator station | Open operator station. |
Production
| Built in | Brantford, Ontario, Canada |
|---|---|
| Total built | 37,328 |
| Manufacturer | CO-OP |
| Original price | $2,500 (1952) |
Transmission
| Type | gear |
|---|---|
| Gears | 4 forward and 1 reverse |
| Hi-low | Yes |
| Options | 4-speed gear, 8-speed |
| Description | Adds a high-low shift to the basic four-speed transmission. |
| Hi-low gears | 8 forward and 2 reverse |
Serial Numbers
| 1946 | 101 |
|---|---|
| 1947 | 442 |
| 1948 | 6705 |
| 1949 | 17371 |
| 1950 | 26151 |
| 1951 | 28505 |
| 1952 | 32389 |
| 1953 | 35580 |
| 1954 | 35974 |
| 1955 | 40001 |
| 1956 | 50001 |
| 1957 | 60001 |
| Location | Left-side frame, in front of transmission |
Power Take-off (PTO)
| Rear PTO | live |
|---|---|
| Rear PTO Type | 540 |