Case
J.I. Case 40-72
The J.I. Case 40-72 is a standard-tread tractor produced from 1921 to 1923. It features a 20.2L 4-cylinder kerosene engine, a 2-speed gear transmission, and delivers 40 hp drawbar power (claimed) and 72 hp belt power (claimed). It was built in Racine, Wisconsin, USA, with a total of 41 units produced. The tractor has a wheelbase of 124 inches, weighs 21200 lbs, and uses 72x20 steel rear tires. It has a manual steering system and an open operator station.
Power80 hp[B]
Founded1921 - 1923
Model40-72
Technical Specifications
Detailed specifications and technical data for J.I. Case 40-72
Power
| Plows | 8-10 (14-inch) |
|---|---|
| Belt (tested) | 91.42 hp (68.2 kW) |
| Belt (claimed) | 72 hp (53.7 kW) |
| Drawbar (tested) | 55.14 hp (41.1 kW) |
| Drawbar (claimed) | 40 hp (29.8 kW) |
Engine
| Cooling | liquid-cooled |
|---|---|
| Cylinders | 4-cylinder |
| Fuel type | kerosene |
| Rated RPM | 800 |
| Bore/Stroke | 7.00x8.00 inches (178 x 203 mm) |
| Displacement | 1230 ci (20.2 L) |
| Manufacturer | J.I. Case |
| Oil capacity | 58 qts (54.9 L) |
| Starter type | hand-crank |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Steering | manual |
| Operator station | Open operator station. |
Production
| Built in | Racine, Wisconsin, USA |
|---|---|
| Total built | 41 |
| Manufacturer | J.I. Case |
| Original price | $4,000 |
Belt Pulley
| RPM | 750 |
|---|---|
| Speed | 3,827 ft/min (1166.47 meters/min) |
| Width | 10.5 inches (26 cm) |
| Diameter | 19.5 inches (49 cm) |
Transmission
| Type | gear |
|---|---|
| Gears | 2 forward |
| Manufacturer | J.I. Case |
Dimensions & Tires
| Width | 105 inches (266 cm) |
|---|---|
| Height | 110 inches (279 cm) |
| Length | 200 inches (508 cm) |
| Weight | 21200 lbs (9616 kg) |
| Rear tire | 72x20 (steel) |
| Wheelbase | 124 inches (314 cm) |
| Ground clearance | 16 inches (40 cm) |
| Clearance (drawbar) | 20 inches (50 cm) |