Massey-Harris 55: all source data
All 91 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Massey-Harris |
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| (no label) | Standard-tread tractor |
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| (no label) | Original price was $3,850 in 1955 |
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Engine| (no label) | Continental 6.3L 4-cyl gasoline |
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| (no label) | Continental 6.3L 4-cyl diesel |
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| (no label) | Continental 6.3L 4-cyl all fuel |
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| (no label) | Continental 6.3L 4-cyl LP gas |
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Transmission| (no label) | 4-speed gear |
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Power| Drawbar (claimed) | 41 hp | 30.6 kW |
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| PTO (claimed) | 56 hp | 41.8 kW |
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| Plows | 5 |
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| Drawbar (tested) | 57.55 hp | 42.9 kW |
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| Belt (tested) | 66.91 hp | 49.9 kW |
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Mechanical| (no label) | Two-wheel drive |
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| (no label) | Manual steering |
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| (no label) | Differential mechanical expanding shoe brakes |
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| (no label) | Open operator station. |
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Capacity| Fuel | 27.5 gal | 104.1 L |
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| Hydraulic system | 3.5 gal | 13.2 L |
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Hydraulics| Capacity | 3.5 gal | 13.2 L |
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| Total flow | 10 gpm | 37.9 lpm |
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Pto| Rear PTO Type | 540 (1.375) |
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| Engine RPM | 521@1350 |
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Dimensions| Standard Wheelbase (Standard) | 88.5 inches | 224 cm |
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| Western Wheelbase (Western) | 90.1 inches | 228 cm |
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| Weight | 7223 to 7571 pounds |
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| Front tire | 7.50x18 |
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| Rear tire | 14-34 |
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Serial location| (no label) | On side of tractor frame. |
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Engine
Engine options| (no label) | Continental 6.3L 4-cyl gasoline |
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| (no label) | Continental 6.3L 4-cyl diesel |
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| (no label) | Continental 6.3L 4-cyl all fuel |
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| (no label) | Continental 6.3L 4-cyl LP gas |
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Engine detail| (no label) | Continental J382 |
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| (no label) | gasoline |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 382 ci | 6.3 L |
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| Bore/Stroke | 4.50x6.00 inches | 114 x 152 mm |
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| Air cleaner | oil bath |
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| Compression | 5.65:1 |
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| Rated RPM | 1350 |
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| Starter | electric |
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| Starter volts | 6 |
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| Oil capacity | 10 qts | 9.5 L |
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| Coolant capacity (Coolant) | 28 qts | 26.5 L |
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| (no label) | Continental J382D |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled vertical I-head |
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| Displacement | 382 ci | 6.3 L |
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| Bore/Stroke | 4.50x6.00 inches | 114 x 152 mm |
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| Air cleaner | oil bath |
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| Compression | 15:1 |
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| Rated RPM | 1350 |
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| Starter | electric |
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| Starter volts | 12 |
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| (no label) | Continental J382 |
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| (no label) | all fuel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled vertical I-head |
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| Displacement | 382 ci | 6.3 L |
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| Bore/Stroke | 4.50x6.00 inches | 114 x 152 mm |
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| Air cleaner | oil bath |
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| Compression | 4.5:1 |
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| Rated RPM | 1350 |
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| Starter | electric |
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| Starter volts | 6 |
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| Oil capacity | 10 qts | 9.5 L |
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| (no label) | Continental J382 |
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| (no label) | LP gas |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 382 ci | 6.3 L |
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| Rated RPM | 1350 |
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Transmission
Transmission| Type | gear |
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| Gears | 4 forward and 1 reverse |
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| Clutch | dry disc |
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Dimensions
Tires| Ag front | 7.50x18 |
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| Standard Ag rear (Standard) | 14-34 |
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| Western Ag rear (Western) | 18-26 |
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| Ag rear | 15-34 |
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Dimensions| Standard Wheelbase (Standard) | 88.5 inches | 224 cm |
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| Western Wheelbase (Western) | 90.1 inches | 228 cm |
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| Length | 145.5 inches | 369 cm |
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| Height | 83.3 inches | 211 cm |
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| Standard Rear tread | 57.4 inches | 145 cm |
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| Western Rear tread | 70 inches | 177 cm |
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Weight| Gas Operating (Gas) | 7223 lbs | 3276 kg |
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| Diesel Operating (Diesel) | 7571 lbs | 3434 kg |
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| Ballasted | 10155 lbs | 4606 kg |
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