The J.I. Case 12-20 tractor is powered by a J.I. Case 4.4L 4-cyl kerosene engine. It has a 4x2 2WD drive configuration and a gear transmission.
The engine is not specified in the data provided. However, based on the model name 'J.I. Case 12-20', it can be assumed that the engine is a 4-cylinder liquid-cooled kerosene engine. The engine is expected to have a displacement of around 267.3 cubic inches or 4.4 liters. It is also expected to have a bore/stroke ratio of 4.125x5.00 inches or 105 x 127 mm. The engine is rated to run at 1050 RPM and is started using a hand-crank.
The transmission of the J.I. Case 12-20 tractor is a gear transmission with 2 forward and 1 reverse gears. The drawbar horsepower of the tractor is claimed to be 12 hp/8.9 kW, while the belt horsepower is claimed to be 20 hp/14.9 kW. In tests, the drawbar horsepower was found to be 17.52 hp/13.1 kW, while the belt horsepower was found to be 25.54 hp/19.0 kW. The tractor is capable of plowing 2 plows at a time.
The brakes of the J.I. Case 12-20 tractor are not specified in the data provided. However, based on the model name, it can be assumed that the tractor uses mechanical brakes. The brakes are expected to be reliable and effective in stopping the tractor. The tractor is also expected to have a hand-operated parking brake that can be used to keep the tractor stationary when parked.
The steering of the J.I. Case 12-20 tractor is manual and is powered by the engine. The steering is expected to be responsive and easy to operate. The tractor is also expected to have a tight turning radius, making it easy to maneuver in tight spaces. The steering system is designed to provide good feedback to the operator, allowing them to make precise adjustments to the tractor's direction.
Users of the J.I. Case 12-20 tractor have reported several common problems. One of the most common issues is with the chassis, which is prone to rust and corrosion. This can lead to structural weakness and can compromise the safety of the tractor. Another common problem is with the steering system, which can be difficult to operate and can become stiff over time. Users have also reported issues with the cab, which is open and provides little protection from the elements. The transmission is also prone to problems, with some users reporting issues with shifting and gear engagement.
Despite the common problems reported by users, there are several things that users like about the J.I. Case 12-20 tractor. One of the most popular features is the rear ag tires, which are 42x12 steel and provide excellent traction in a variety of conditions. Users also appreciate the tractor's compact size, which makes it easy to maneuver in tight spaces. The tractor is also known for its reliability, with many users reporting that it starts easily and runs smoothly. Finally, users appreciate the tractor's versatility, with many reporting that it is capable of handling a wide range of tasks, from plowing fields to mowing lawns.
Power | |
|---|---|
| Drawbar (claimed) | 12 hp/8.9 kW |
| Belt (claimed) | 20 hp/14.9 kW |
| Plows | 2 |
| Drawbar (tested) | 17.52 hp/13.1 kW |
| Belt (tested) | 25.54 hp/19.0 kW |
Engine Detail | |
| Description | J.I. Case/kerosene/4-cylinder/liquid-cooled |
| Displacement | 267.3 ci/4.4 L |
| Bore/stroke | 4.125x5.00 inches/105 x 127 mm |
| Rated Rpm | 1050 |
| Starter Type | hand-crank |
Engine | |
| Description | J.I. Case 4.4L 4-cyl kerosene |
Transmission | |
| Transmission | J.I. Case |
| Type | gear |
| Gears | 2 forward and 1 reverse |
Mechanical | |
| Chassis | 4x2 2WD |
| Steering | manual |
| Cab | Open operator station. |
| Transmission | 2-speed gear |
Tires | |
| Ag Rear | 42x12 steel |
Dimensions | |
| Wheelbase | 63 inches/160 cm |
| Length | 109 inches/276 cm |
| Width | 58 inches/147 cm |
| Height | 55.5 inches/140 cm |
| Weight | 4,232 lbs/1919 kg |
Dimensions And Tires | |
| Wheelbase | 63 inches/160 cm |
| Weight | 4,232 lbs/1919 kg |
| Rear Tire | 42x12 |
Belt Pulley | |
| Diameter | 14.5 inches/36 cm |
| Width | 6.375 inches/16 cm |
| Rpm | 1050 |