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| info | |
| The Massey-Harris 25 was restyled and given a new red paint scheme in 1939. The 25 was Massey's replacement for the Wallis 20/30, which it had previously sold. |
| Production | |
| Manufacturer: | Massey-Harris |
| Factory: | Racine, Wisconsin, USA |
| Total built: | 15,000 |
| Variants | |
| 25: | farm tractor |
| 25I: | industrial tractor |
| Capacity | |
| Fuel: | 24 gal [90.8 L] |
| Aux. fuel: | 1.6 gal [6.1 L] |
| Dimensions & Tires | |
| Weight: | 5000 lbs [2268 kg] |
| Front tire: | 30x6 |
| Rear tire: | 48x12 |
| 25 Serial Numbers | |
| Location: | Left side of tractor frame. |
| - Serial numbers unknown - | |
| Massey-Harris 25 Power | |
| Drawbar (claimed): | 26 hp [19.4 kW] |
| Belt (claimed): | 41 hp [30.6 kW] |
| Plows: | 3-4*14-inch |
| Drawbar (tested): | 33.13 hp [24.7 kW] |
| Belt (tested): | 44.2 hp [33.0 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Cab: | Open operator station. |
| Belt Pulley | |
| Diameter: | 19 inches [48 cm] |
| Width: | 7.125 inches [18 cm] |
| RPM: | 525 |
| Speed: | 2612 ft/min [796.14 meters/min] |
| info | |
| Bore/Stroke: | 4.375x5.75 inches [111 x 146 mm] |
| Fuel system: | Kingston L3L carburetor |
| Air cleaner: | oil bath |
| Rated RPM: | 1200 |
| Coolant capacity: | 24 qts [22.7 L] |
| Engine Detail | |
| Massey-Harris, gasoline, 4-cylinder, liquid-cooled vertical valve-in-head I-head, 345.8 ci [5.7 L] |
| Transmission | |
| Type: | gear |
| Gears: | 3 forward and 1 reverse |
| Clutch: | dry disc |
| Dimensions | |
| Weight: | 5000 lbs [2268 kg] |
| Length: | 135 inches [342 cm] |
| Width: | 65.5 inches [166 cm] |
| Height: | 57 inches [144 cm] |
| Massey-Harris 25 Tires | |
| Ag front: | 30x6 (steel) |
| Ag rear: | 48x12 (steel) |