The Massey-Harris 44 Special is a 2WD row-crop tractor manufactured by Massey-Harris in Racine, Wisconsin, USA from 1953 to 1955.
The Massey-Harris 44 Special is equipped with one of four engine version and a unsynchronized gear with dry disc clutch transmission with 5 forward and 1 reverse gears. The 44 Special tractor used manual worm-and-sector steering, differential mechanical drum brakes, open operator station and 87.1 liters (23 US gal.; 19.2 Imp. gal) fuel tank for gasoline version, 71.9 liters (19.0 US gal, 15.8 Imp. gal) for diesel version, 103.0 liters (27.2 US gal, 22.7 Imp. gal) for LP-gass version.
The tractor could be equipped with the following engines:
- Massey-Harris. It is a 4.5 L, 4,539 cm2, (277.0 cu·in) four-cylinder natural aspirated gasoline engine with 102.0 mm (4.02 in) of the cylinder bore and 140.0 mm (5.51 in) of the piston stroke. The compression ratio rating is 6.25:1.
- Continental. It is a 4.3 L, 4,251 cm2, (259.4 cu·in) four-cylinder natural aspirated diesel engine. The cylinder bore is 98.0 mm (3.86 in) and the piston stroke is 140.0 mm (5.51 in). The compression ratio rating is 15.0:1. This engine produced 40.5 PS (29.8 kW; 40.0 HP) at 1,500 rpm of output power.
- Massey-Harris. It is a 4.3 L, 4,251 cm2, (259.4 cu·in) four-cylinder natural aspirated tractor fuel/LP-gas engine. The cylinder bore is 98.0 mm (3.86 in) and the piston stroke is 140.0 mm (5.51 in). The compression ratio rating is 4.68:1 for tractor fuel version.
Massey-Harris 44 variants:
- 44 Special: row-crop
- 44 Special Cane: high-crop
- 44 Special Rice: standard
Massey-Harris 44 Special Specifications
| General Specifications | |
| Model | Massey-Harris 44 Special |
| Length | 3,430 mm (135 in) |
| Width | 2,000 mm (78.7 in) |
| Height | 2,030 mm (79.9 in) |
| Wheel base | 2,230 mm (87.8 in) |
| Weight | – |
| Fuel tank capacity |
Gasoline: 87.1 liters (23 US gal.; 19.2 Imp. gal) Diesel: 71.9 liters (19.0 US gal, 15.8 Imp. gal) LP-gas: 103.0 liters (27.2 US gal, 22.7 Imp. gal) |
| Battery | – |
| Cabin type | Open operator station |
| Engine | |
| Engine model | Massey-Harris |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 4 |
| Fuel type | Gasoline |
| Displacement | 4.5 L, 4,539 cm2, (277.0 cu·in) |
| Bore and stroke | 102.0 mm X 140.0 mm (4.02 in X 5.51 in) |
| Compression ratio | 6.25:1 |
| Horsepower | – |
| Starter | Electric |
| Oil capacity: | 7.6 L (8 US. qt, 6.7 Imp. qt.) |
| Coolant capacity: | 20.8 L (22 US. qt, 18.3 Imp. qt.) |
| Engine | |
| Engine model | Continental |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 4 |
| Fuel type | Diesel |
| Displacement | 4.3 L, 4,251 cm2, (259.4 cu·in) |
| Bore and stroke | 98.0 mm X 140.0 mm (3.86 in X 5.51 in) |
| Compression ratio | 15.0:1 |
| Horsepower | 40.5 PS (29.8 kW; 40 HP) at 1,500 rpm |
| Starter | Electric |
| Engine | |
| Engine model | Massey-Harris |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 4 |
| Fuel type | Tractor fuel/LP-gas |
| Displacement | 4.3 L, 4,251 cm2, (259.4 cu·in) |
| Bore and stroke | 98.0 mm X 140.0 mm (3.86 in X 5.51 in) |
| Compression ratio | Tractor fuel: 4.68:1 |
| Horsepower | – |
| Starter | Electric |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Manual worm-and-sector |
| Brakes | Differential mechanical drum |
| Transmission model | – |
| Transmission type | Unsynchronized gear with dry disc clutch |
| Gears | 5 forward and 1 reverse |
| Speed | Forward: 22.1 kmh (13.7 mph) Reverse: 5.2 kmh (3.2 mph) |
| Tires | |
| Front tires | Ag: 6.50×16, 9.00×10 |
| Rear tires | Ag: 11-38, 12-38, 13-38 |
| Three-Point Hitch | |
| Type | Massey Hitch-All |
| Control type | – |
| Lift capacity (at ends) | – |
| PTO (Power take-off shaft) | |
| Rear PTO type | Live |
| Rear PTO speed | 534 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Hydraulic capacity | 6.6 L (1.7 US. gal, 1.5 Imp. gal.) |
| Pressure | 1050 psi (72.4 bar) |
| Total flow | 7.5 gpm (28.4 lpm) |
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