McCormick Intl MB55: all source data
All 51 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 | McCormick Intl |
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| (no label) | Utility tractor |
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Engine| (no label) | Perkins 3.3L 3-cyl diesel |
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| Fuel tank | 23 gal | 87.1 L |
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Transmission| (no label) | 12-speed |
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| (no label) | 24-speed |
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Power| Engine | 58 hp | 43.3 kW |
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| PTO (claimed) | 54 hp | 40.3 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Steering | hydrostatic power |
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| (no label) | Mechanical wet disc brakes |
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| (no label) | Four-post ROPS. Optional canopy. |
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Hydraulics| Pressure | 2600 psi | 179.3 bar |
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| Valves | 1 or 2 |
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| Pump flow | 13.8 gpm | 52.2 lpm |
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| Total flow | 19.2 gpm | 72.7 lpm |
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Hitch| Rear Type | II |
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| Rear lift | 5,700 lbs | 2585 kg |
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| Rear lift | 8,140 lbs (optional) | 3692 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 |
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Dimensions| Wheelbase | 83.7 inches | 212 cm |
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| Weight | 5,346 lbs | 2424 kg |
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| Front tire | 7.50-16 |
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| Rear tire | 14.9R28 |
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Engine
Engine detail| (no label) | Perkins 1103C-33 |
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| (no label) | diesel |
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| (no label) | 3-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 201 ci | 3.3 L |
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| Bore/Stroke | 4.134x5.00 inches | 105 x 127 mm |
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| Power | 58 hp | 43.3 kW |
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| Compression | 19.25:1 |
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| Rated RPM | 2200 |
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| Torque | 163.5 lb-ft | 221.7 Nm |
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| Torque RPM | 1400 |
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Transmission
Transmission options| (no label) | 12-speed |
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| (no label) | 24-speed |
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Transmission| Gears | 12 forward and reverse |
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| Gears | 24 forward and 12 reverse |
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Dimensions
Tires| Ag front | 7.50-16 |
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| Ag rear | 14.9R28 |
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Dimensions| Wheelbase | 83.7 inches | 212 cm |
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| Length | 127.5 inches | 323 cm |
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| Width | 66 inches | 167 cm |
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| Height (steering wheel) | 66.9 inches | 169 cm |
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| Height (ROPS) | 94.9 inches | 241 cm |
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| Weight | 5,346 lbs | 2424 kg |
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| Ground clearance | 13.8 inches | 35 cm |
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| Front tread | 52 to 71.6 inches | 132 to 181 cm |
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| Rear tread | 51.2 to 74.8 inches | 130 to 189 cm |
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