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Engine:
Massey-Harris Standard
Power:
24 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1930 - 1936
| Overview | |
|---|---|
| Summary | x1930 - 1936 Four-wheel Drive (4WD) tractor |
| Production | |
|---|---|
| Manufacturer | Massey-Harris |
| Summary | Four-wheel Drive (4WD) tractor / Built in Racine, Wisconsin, USA |
| Total built | 3,000 |
| Original price | $1,000 |
| Summary | The Massey-Harris 15/22 GP General Purpose tractor was the first Massey-Harris designed tractor. |
| Mechanical | |
|---|---|
| Drive | 4x4 4WD |
| Summary | Open operator station. |
| Belt Pulley | |
|---|---|
| Diameter | 12.125 inches 30 cm |
| Width | 6.5 inches 16 cm |
| RPM | 802 |
| Speed | 2.546 ft/min 0.78 meters/min |
| Engine Detail | |
|---|---|
| Summary | Hercules OOC / gasoline / 4-cylinder / liquid-cooled vertical L-head |
| Displacement | 226 ci 3.7 L |
| Bore/Stroke | 4.00x4.50 inches 102 x 114 mm |
| Air cleaner | oil bath |
| Rated RPM | 1200 |
| Coolant capacity | 16 qts 15.1 L |
| Engine Detail | |
|---|---|
| Summary | Hercules OHC / gasoline / 4-cylinder / liquid-cooled / The overhead-valve (OHV) Hercules engine replaced the flathead OOC in 1936, the final year of the GP production. |
| Displacement | 226 ci 3.7 L |
| Bore/Stroke | 4.00x4.50 inches 102 x 114 mm |
| Rated RPM | 1200 |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 3 forward and 1 reverse |
| Massey-Harris GP Tires | |
|---|---|
| Ag front | 38x8 steel |
| Ag rear | 38x8 steel |
| Dimensions | |
|---|---|
| Length | 119 inches 302 cm |
| Height | 55 inches 139 cm |
| Weight | 3,900 lbs 1769 kg |
| Ground clearance | 30 inches 76 cm |
| Front tread | 40 to inches 101 to 0 cm |
| Front tread | 60 to inches 152 to 0 cm |
| Front tread | 66 to inches 167 to 0 cm |
| Front tread | 76 to inches 193 to 0 cm |
| Rear tread | 40 to inches 101 to 0 cm |
| Rear tread | 60 to inches 152 to 0 cm |
| Rear tread | 66 to inches 167 to 0 cm |
| Rear tread | 76 to inches 193 to 0 cm |
| Tractor Tests | |
|---|---|
| Summary | NTTL 177: gasoline 3-speed 4WD / NTTL 191: distillate 3-speed 4WD |
| Nebraska Tractor Test 177 | |
|---|---|
| Summary | Gasoline 3-speed 4WD May 5 - 27, 1930 Link: Nebraska Tractor Test 177 file |
| Belt power (max) | 24.84 hp 18.5 kW |
| Belt fuel use (max) | 3.0 gal/hour 11.4 l/hour |
| Summary | Drawbar performance |
| Max power | 19.91 hp 14.8 kW |
| Summary | Gear 1 used for power test. |
| Max pull | 3,247 lbs 1472 kg |
| Summary | Gear 1 used for pull test. |
| Nebraska Tractor Test 191 | |
|---|---|
| Summary | Distillate 3-speed 4WD May 22 - June 12, 1931 Link: Nebraska Tractor Test 191 file |
| Belt power (max) | 22.50 hp 16.8 kW |
| Belt fuel use (max) | 2.9 gal/hour 11.0 l/hour |
| Summary | Drawbar performance |
| Max power | 16.79 hp 12.5 kW |
| Summary | Gear 2 used for power test. |
| Max pull | 2,764 lbs 1253 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 9/1/2025