| Manufacturer |
CO-OP |
| Price |
2,500(USD) |
| Model |
E3 |
| Equipment Type |
- |
| Factory |
Brantford, Ontario, Canada |
NEBRASKA TRACTOR TEST 382 2
| Description |
Gasoline 4-speed 2WD May 21 - June 3, 1947 Link: Nebraska Tractor Test 382 file PTO performance Drawbar performance Gear 1 used for pull test |
| Belt power (max) |
31.88hp / 23.8kW |
| Belt fuel use (max) |
3.0gal/hour / 11.4l/hour |
| Power at rated engine speed |
30.28hp / 22.6kW |
| Fuel use |
2.6gal/hour / 9.8l/hour |
| Max power |
27.25hp / 20.3kW |
| Max pull |
3,745lbs / 1698kg |
CO-OP E3 POWER
| Drawbar (claimed) |
21hp / 15.7kW |
| PTO (claimed) |
28hp / 20.9kW |
| Plows |
2-3 |
| Drawbar (tested) |
27.25hp / 20.3kW |
| PTO (tested) |
30.28hp / 22.6kW |
| Belt (tested) |
31.88hp / 23.8kW |
ENGINE DETAIL
The CO-OP E3 tractor features a Buda gasoline engine with a 2.5L displacement and a moderate compression ratio of 6:1, which may limit its power output but enhances fuel efficiency at rated RPMs of 1650. Its 6-volt starter system is traditional, potentially posing challenges in cold starting compared to modern 12-volt systems. With a coolant capacity of 18 quarts, effective thermal management is feasible, yet maintaining proper coolant levels is essential for optimal engine longevity, particularly in demanding operational scenarios.
| Description |
Buda gasoline 4-cylinder liquid-cooled |
| Displacement |
153.1ci / 2.5L |
| Bore/Stroke |
3.4375x4.125inches / 87 x 105mm |
| Compression |
6:1 |
| Rated RPM |
1650 |
| Starter volts |
6 |
| Coolant capacity |
18qts / 17.0L |
CO-OP E3 ENGINE
The CO-OP E3 tractor features a Buda 2.5L 4-cylinder gasoline engine, providing a good balance of power and efficiency for light to medium agricultural tasks. Its gasoline engine facilitates easier start-up in colder environments compared to diesel variants, but may offer less torque and fuel efficiency under heavy load conditions. For optimal performance, ensure compatibility with the specific attachments and implements used in your operations.
| Description |
Buda 2.5L 4-cyl gasoline |
TRANSMISSIONS OVERVIEW
The CO-OP E3 tractor features a 4-speed gear system that offers an 8-speed effective range through gear ratios, optimizing torque delivery for varying field conditions. Advantages include enhanced flexibility in speed control for different agricultural tasks, but challenges may arise in operator proficiency due to a more complex shifting mechanism. Ideal for diverse applications like plowing and tilling, it provides versatility yet demands more skill from the operator.
| Description |
4-speed gear/8-speed |
TRANSMISSION 1
The CO-OP E3 tractor features a simple [-|-] gear transmission with 4 forward and 1 reverse gear, making it straightforward for operators in agricultural tasks. The limited gear options may enhance ease of use for beginners but could pose challenges in maneuverability or speed modulation in diverse terrain conditions. This setup is ideally suited for flat ground farming scenarios, where tasks like plowing and planting require less variability in speed.
| Type |
gear |
| Gears |
4 forward and 1 reverse |
TRANSMISSION 2
The CO-OP E3 tractor's high-low transmission enhances versatility by offering 8 forward and 2 reverse gears, allowing for efficient operation across varied terrains and workloads. This feature is particularly advantageous for tasks requiring precise speed control, such as plowing or tilling. However, the added complexity may introduce challenges in maintenance and could require a learning curve for operators unfamiliar with multi-speed systems.
| Transmission |
Hi-low |
| Gears |
8 forward and 2 reverse |
| Description |
Adds a high-low shift to the basic four-speed transmission. |
MECHANICAL
The CO-OP E3 tractor features a 4x2 2WD chassis, offering good maneuverability for light-duty tasks but limiting traction in challenging terrains. Its mechanical contracting band brake system provides effective stopping power, though it may require more maintenance compared to hydraulic alternatives. The 4-speed gear transmission with 8-speed operational range allows for versatility in speed selection, enhancing performance for various agricultural tasks, yet may lack the ease of a hydrostatic transmission in terms of smooth operation.
| Chassis |
4x2 2WD |
| Brakes |
mechanical contracting band |
| Cab |
Open operator station. |
| Transmissions |
4-speed gear/8-speed |
CAPACITY
| Fuel |
15gal / 56.8L |
| Hydraulic system |
1.5gal / 5.7L |
HYDRAULICS
POWER TAKE-OFF (PTO)
| Rear PTO |
live |
| Rear RPM |
540 |
CO-OP E3 TIRES
The CO-OP E3 tractor features a tire configuration of 5.50-16 at the front and 11-38 at the rear, providing a balanced approach for both traction and stability. The larger rear tires enhance soil penetration and grip during field operations, while the front tires ensure adequate steering control. However, the smaller front tire size might limit weight distribution capacity when towing heavy loads, potentially affecting operational efficiency in various agricultural tasks.
| Ag front |
5.50-16 |
| Ag rear |
11-38 |
DIMENSIONS
| Length |
132inches / 335cm |
| Height |
60inches / 152cm |
| Operating weight |
3,620lbs / 1642kg |
| Ballasted weight |
5,528lbs / 2507kg |
DIMENSIONS & TIRES
The CO-OP E3 tractor, weighing 3,620 lbs (1,642 kg), is a compact and versatile choice for light agricultural tasks. Its front tire size (5.50-16) provides good maneuverability, while the larger rear tire (11-38) enhances traction and stability on uneven terrain. However, the weight may limit performance in heavier load applications, necessitating careful consideration of the tasks intended for use.
| Weight |
3,620lbs / 1642kg |
| Front tire |
5.50-16 |
| Rear tire |
11-38 |
E3 SERIAL NUMBERS
| Location |
Left-side frame, in front of transmission |
| 1946 |
101 |
| 1947 |
442 |
| 1948 |
6705 |
| 1949 |
17371 |
| 1950 |
26151 |
| 1951 |
28505 |
| 1952 |
32389 |
| 1953 |
35580 |
| 1954 |
35974 |
| 1955 |
40001 |
| 1956 |
50001 |
| 1957 |
60001 |
ELECTRICAL
| Ground |
positive |
| Battery volts |
6 |
