Wallis
Wallis K 15-25
The Wallis K 15-25 is a standard-tread farm tractor produced from 1919 to 1923 by Wallis, a part of J.I. Case Plow Works, built in Racine, Wisconsin, USA. It features a Wallis 5.3L 4-cylinder liquid-cooled gasoline engine with a hand-crank starter, rated at 900 RPM. The tractor has a 2-speed gear transmission with 2 forward and 1 reverse gears. It delivers a claimed drawbar power of 15 hp and belt power of 25 hp, with tested drawbar and belt powers of 18.58 hp and 29.87 hp respectively. The tractor is two-wheel drive with manual steering. Dimensions are 132 inches long, 61 inches wide, 65 inches high, and it weighs 3,500 lbs. The belt pulley diameter is 18 inches with a width of 6.75 inches, running at 430 RPM and a speed of 2,020 ft/min.
Power-
Founded-
ModelK 15-25
Technical Specifications
Detailed specifications and technical data for Wallis K 15-25
Power
| Plows | 2-3 (14 inch) |
|---|---|
| Belt (tested) | 29.87 hp (22.3 kW) |
| Belt (claimed) | 25 hp (18.6 kW) |
| Drawbar (tested) | 18.58 hp (13.9 kW) |
| Drawbar (claimed) | 15 hp (11.2 kW) |
Engine
| Type | gasoline |
|---|---|
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Rated RPM | 900 |
| Bore/Stroke | 4.25x5.75 inches (108 x 146 mm) |
| Displacement | 326.3 ci (5.3 L) |
| Engine model | Wallis 5.3L 4-cyl gasoline |
| Starter type | hand-crank |
Dimensions
| Width | 61 inches (154 cm) |
|---|---|
| Height | 65 inches (165 cm) |
| Length | 132 inches (335 cm) |
| Weight | 3,500 lbs (1587 kg) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Steering | manual |
Production
| Type | Standard-tread tractor |
|---|---|
| Built in | Racine, Wisconsin, USA |
| Manufacturer | Wallis (a part of J.I. Case Plow Works) |
| Production years | 1919 - 1923 |
Belt Pulley
| RPM | 430 |
|---|---|
| Speed | 2,020 ft/min (615.70 meters/min) |
| Width | 6.75 inches (17 cm) |
| Diameter | 18 inches (45 cm) |
Transmission
| Type | gear |
|---|---|
| Gears | 2 forward and 1 reverse |
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