FastFix DB
Search for Workshop, Owner, Service and Parts Manuals
| info | |
| The Massey-Harris Challenger was the row-crop version of the Pacemaker. These tractors replaced the Wallis 12/20 in Massey's line. The Twin Power feature increased engine rpms to provide additional horsepower for belt work. |
| Production | |
| Manufacturer: | Massey-Harris |
| Factory: | Racine, Wisconsin, USA |
| Total built: | 14,000 |
| Capacity | |
| Fuel: | 18 gal [68.1 L] |
| Aux. fuel: | 1.6 gal [6.1 L] |
| Dimensions & Tires | |
| Wheelbase: | 78 inches [198 cm] |
| Weight: | 3900 lbs [1769 kg] |
| Front tire: | 24x4.50 |
| Rear tire: | 52x8.00 |
| Challenger Serial Numbers | |
| Location: | On side of main tractor frame. |
| - Serial numbers unknown - | |
| Massey-Harris Challenger Power | |
| Drawbar (claimed): | 20 hp [14.9 kW] |
| Belt (claimed): | 32 hp [23.9 kW] |
| Drawbar (tested): | 29.8 hp [22.2 kW] |
| Belt (tested): | 34.9 hp [26.0 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Cab: | Open operator station. |
| info | |
| Bore/Stroke: | 3.875x5.25 inches [98 x 133 mm] |
| Rated RPM: | 1200, 1400*Twin Power option. |
| Coolant capacity: | 20 qts [18.9 L] |
| Engine Detail | |
| Massey-Harris, gasoline, 4-cylinder, liquid-cooled vertical I-head, 247.7 ci [4.1 L] |
| Transmission | |
| Type: | gear |
| Gears: | 4 forward and 1 reverse |
| Dimensions | |
| Weight: | 3900 lbs [1769 kg] |
| Wheelbase: | 78 inches [198 cm] |
| Length: | 129.3 inches [328 cm] |
| Height: | 58 inches [147 cm] |
| Massey-Harris Challenger Tires | |
| Ag front: | 5.50x16 |
| Ag rear: | 11.25x36 |