Massey-Harris 81: all source data
All 35 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) | Row-Crop tractor |
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| Original price | $1,121 (1946) |
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Engine| (no label) | Continential 2.0L 4-cyl gasoline |
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| Fuel tank | 12 gal | 45.4 L |
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Transmission| (no label) | 4-speed unsynchronized gear |
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Power| Drawbar (claimed) | 16 hp | 11.9 kW |
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| PTO (claimed) | 26 hp | 19.4 kW |
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| Drawbar (tested) | 20.79 hp | 15.5 kW |
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| Belt (tested) | 27.07 hp | 20.2 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Steering | manual |
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| (no label) | Open operator station. |
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Dimensions| Weight | 2,895 lbs | 1313 kg |
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| Front tire | 4.00x15 |
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| Rear tire | 9.00x32 |
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Serial location| (no label) | Left side of tractor frame. |
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Engine
Engine detail| (no label) | Continential F124 |
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| (no label) | gasoline |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled vertical L-head |
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| Displacement | 123.7 ci | 2.0 L |
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| Bore/Stroke | 3.00x4.375 inches | 76 x 111 mm |
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| Fuel system | Marvel-Schebler TSX-28 carburetor |
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| Rated RPM | 1500 |
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| Starter volts | 6 |
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| Coolant capacity (Coolant) | 11 qts | 10.4 L |
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Transmission
Transmission| Type | unsynchronized 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 | 4.00x15 |
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| Ag rear | 9.00x32 |
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Dimensions| Length | 119 inches | 302 cm |
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| Height | 58 inches | 147 cm |
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| Weight | 2,895 lbs | 1313 kg |
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