Massey-Harris Pacemaker
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| Production | |
| Manufacturer | Massey-Harris |
| Standard-tread tractor | |
| Built in Racine, Wisconsin, USA | |
| The Massey-Harris Pacemaker replaced the Wallis 12/20 in Massey's line. The Twin Power feature increased engine rpms to provide additional horsepower for belt work. The Pacemaker was a standard (wide) front tractor, while the Challenger was the row-crop version. | |
| Massey-Harris Pacemaker Engine | |
| Massey-Harris 4.1L 4-cyl gasoline | |
| Fuel tank | 18 gal 68.1 L |
| Aux. fuel | 1.6 gal 6.1 L |
 Engine details ... | |
| Massey-Harris Pacemaker Power | |
| Drawbar (claimed) | 16 hp 11.9 kW |
| Belt (claimed) | 27 hp 20.1 kW |
| Drawbar (tested) | 30.58 hp 22.8 kW |
| Belt (tested) | 42.13 hp 31.4 kW |
 Performance test details ... | |
| Mechanical | |
| Two-wheel drive | |
| Manual steering | |
| Open operator station. |
| Dimensions & Tires | |
| Wheelbase | 78 inches 198 cm |
| Weight | 3700 lbs 1678 kg |
| Front tire | 28x5 |
| Rear tire | 44x10 |
 Full dimensions and tires ... | |
| Pacemaker Serial Numbers | |
| Location: | On rear-left portion of tractor frame. |
| Belt Pulley | |
| Diameter | 12 inches 30 cm |
| Width | 6.25 inches 15 cm |
| RPM | 832 |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on November 8, 2019 |