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Engine:
Massey-Harris Standard
Power:
40 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1938 - 1942
| Overview | |
|---|---|
| Summary | x1938 - 1942 Row-Crop tractor |
| Production | |
|---|---|
| Manufacturer | Massey-Harris |
| Summary | Row-Crop tractor |
| Total built | 8,647 |
| Summary | Original price was $1,700 in 1946 / The Massey-Harris 101 Super was originally released as simply the 101. When the 101 Junior was released in 1939, this tractor was named the 101 Super. It was one of the first production tractors to have electric starting as a standard feature. The 101 Super was followed by the 101 Senior, which used a Continental engine. |
| Variants | |
|---|---|
| 101S | standard |
| 101R | row-crop |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive / Manual steering / Mechanical internal expanding brakes / Open operator station. |
| Belt Pulley | |
|---|---|
| Diameter | 13.25 inches 33 cm |
| Width | 6.25 inches 15 cm |
| RPM | 833 |
| Engine options | |
|---|---|
| Summary | Chrysler 3.3L 6-cyl gasoline / Chrysler 3.6L 6-cyl gasoline |
| Engine Detail | |
|---|---|
| Summary | Chrysler T57-503 / gasoline / 6-cylinder / liquid-cooled vertical L-head / Original engine, used until 1940. With Twin Power engaged, the engine could run at 1800 RPM. |
| Displacement | 201.3 ci 3.3 L |
| Bore/Stroke | 3.125x4.375 inches 79 x 111 mm |
| Rated RPM | 1500 |
| Starter volts | 6 |
| Coolant capacity | 18 qts 17.0 L |
| Engine Detail | |
|---|---|
| Summary | Chrysler / gasoline / 6-cylinder / liquid-cooled / Larger engine, used from 1940 on. With Twin Power engaged, the engine could run at 1800 RPM. |
| Displacement | 217.8 ci 3.6 L |
| Bore/Stroke | 3.25x4.375 inches 83 x 111 mm |
| Rated RPM | 1500 |
| Starter volts | 6 |
| Transmission | |
|---|---|
| Type | gear |
| Gears | 4 forward and 1 reverse |
| Clutch | dry disc |
| Summary | Four gears (1-4) plus reverse (R) and belt (B). In fourth or belt gears, the Twin Power feature activated a cam on the governor that allowed the engine to run at 1800 RPM. |
| Massey-Harris 101 Super Tires | |
|---|---|
| Ag front | 5.00-15 |
| Ag rear | 11-38 |
| Ag front | 22.5x4 (steel) |
| Ag rear | 49x8 (steel) |
| Dimensions | |
|---|---|
| Weight | 3865 lbs 1753 kg |
| Rear tread | 52 to 88 inches 132 to 223 cm |
| Tractor Tests | |
|---|---|
| Summary | NTTL 307: gasoline 4-speed 2WD / NTTL 377: 218 gasoline 4-speed 2WD |
| Nebraska Tractor Test 307 | |
|---|---|
| Summary | Gasoline 4-speed 2WD September 9, 1938 - September 30, 1939 Link: Nebraska Tractor Test 307 file |
| Belt power (max) | 40.67 hp 30.3 kW |
| Belt fuel use (max) | 3.6 gal/hour 13.6 l/hour |
| Summary | Drawbar performance |
| Max power | 31.50 hp 23.5 kW |
| Summary | Gear 3 used for power test. |
| Max pull | 3,265 lbs 1481 kg |
| Summary | Gear 1 used for pull test. |
| Nebraska Tractor Test 377 | |
|---|---|
| Summary | 218 gasoline 4-speed 2WD September 30 - October 20, 1941 Link: Nebraska Tractor Test 377 file |
| Belt power (max) | 46.97 hp 35.0 kW |
| Belt fuel use (max) | 4.0 gal/hour 15.1 l/hour |
| Summary | Drawbar performance |
| Max power | 34.63 hp 25.8 kW |
| Summary | Gear 3 used for power test. |
| Max pull | 3,905 lbs 1771 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 12/14/2025