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Engine:
Massey-Harris Standard
Power:
30 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1936 - 1939
| Overview | |
|---|---|
| Summary | x1936 - 1939 Standard-tread tractor |
| Production | |
|---|---|
| Manufacturer | Massey-Harris |
| Summary | 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. |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive / Manual steering / Open operator station. |
| Belt Pulley | |
|---|---|
| Diameter | 12 inches 30 cm |
| Width | 6.25 inches 15 cm |
| RPM | 832 |
| Engine Detail | |
|---|---|
| Summary | Massey-Harris / gasoline / 4-cylinder / liquid-cooled vertical I-head |
| Displacement | 247.7 ci 4.1 L |
| Bore/Stroke | 3.875x5.25 inches 98 x 133 mm |
| Rated RPM | 1200 |
| 1400 * Twin Power option | |
| Coolant capacity | 20 qts 18.9 L |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 4 forward and 1 reverse |
| Clutch | mechanical dry disc |
| Massey-Harris Pacemaker Tires | |
|---|---|
| Ag front | 28x5 steel |
| Ag rear | 44x10 steel |
| Ag front | 6.00x16 |
| Ag rear | 11.25x24 |
| Dimensions | |
|---|---|
| Wheelbase | 78 inches 198 cm |
| Length | 122 inches 309 cm |
| Height | 53 inches 134 cm |
| Weight | 3700 lbs 1678 kg |
| Tractor Tests | |
|---|---|
| Summary | NTTL 266: gasoline 4-speed 2WD / NTTL 294: gasoline Twin Power 4-speed 2WD |
| Nebraska Tractor Test 266 | |
|---|---|
| Summary | Gasoline 4-speed 2WD August 10 - 19, 1936 Link: Nebraska Tractor Test 266 file |
| Belt power (max) | 29.1 hp 21.7 kW |
| Belt fuel use (max) | 3.1 gal/hour 11.7 l/hour |
| Summary | Drawbar performance |
| Max power | 19.76 hp 14.7 kW |
| Summary | Gear 2 used for power test. |
| Max pull | 2878 lbs 1305 kg |
| Summary | Gear 1 used for pull test. |
| Nebraska Tractor Test 294 | |
|---|---|
| Summary | Gasoline Twin Power 4-speed 2WD October 25 - November 16, 1937 Link: Nebraska Tractor Test 294 file |
| Belt power (max) | 42.13 hp 31.4 kW |
| Belt fuel use (max) | 4.2 gal/hour 15.9 l/hour |
| Summary | Drawbar performance |
| Max power | 30.58 hp 22.8 kW |
| Summary | Gear 3 used for power test. |
| Max pull | 3236 lbs 1467 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 7/13/2025