Case
J.I. Case R
The J.I. Case R is a standard-tread farm tractor produced from 1936 to 1940 by J.I. Case. It features a Waukesha 2.2L 4-cylinder liquid-cooled gasoline engine, with transmission options of 3-speed or 4-speed gearboxes. The tractor delivers a claimed drawbar power of 14 hp and PTO power of 18 hp, suitable for pulling 2 plows. It has a two-wheel drive with an open operator station and weighs 4150 lbs. The rear PTO operates at 540 RPM. The R model was available in standard tread, row-crop (RC), and orchard (RO) variants.
Power20 hp[P]
Founded1936 - 1940
ModelR
Technical Specifications
Detailed specifications and technical data for J.I. Case R
Power
| Plows | 2 |
|---|---|
| Belt (tested) | 20.52 hp (15.3 kW) |
| PTO (claimed) | 18 hp (13.4 kW) |
| Drawbar (tested) | 18.23 hp (13.6 kW) |
| Drawbar (claimed) | 14 hp (10.4 kW) |
Engine
| Make | Waukesha |
|---|---|
| Type | gasoline |
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Rated RPM | 1425 |
| Air cleaner | oil bath |
| Bore/Stroke | 3.25x4.00 inches (83 x 102 mm) |
| Displacement | 132.7 ci (2.2 L) |
| Coolant capacity | 18 qts (17.0 L) |
Variants
| R | standard tread |
|---|---|
| RC | row-crop |
| RO | orchard |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Operator station | Open operator station. |
Production
| Type | Standard-tread tractor |
|---|---|
| Original price | $892 |
| Years produced | 1936 - 1940 |
Belt Pulley
| RPM | 991 |
|---|---|
| Speed | 2600 ft/min (792.48 meters/min) |
| Width | 6.25 inches (15 cm) |
| Diameter | 10.1 inches (25 cm) |
Transmission
| Type | gear |
|---|---|
| Clutch | mechanical wet disc |
| Options | 3-speed gear, 4-speed gear |
| Gears (3-speed) | 3 forward and 1 reverse |
| Gears (4-speed) | 4 forward and 1 reverse |
Serial Numbers
| 1936 | 3xx9xx |
|---|---|
| 1937 | 4xx0xx |
| 1938 | 4200001 |
| 1939 | 4300001 |
| 1940 | 4400001 |
| Location | Plate near instrument panel |
Dimensions & Tires
| Weight | 4150 lbs (1882 kg) |
|---|---|
| Rear tire | 9.00-24 |
| Front tire | 5.00-15 |
Power Take-off (PTO)
| Rear PTO Type | 540 (1.125) |
|---|