McCormick-Deering O-4: all source data
All 43 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-Deering |
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| (no label) | Orchard/Vineyard tractor |
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| (no label) | Built in Rock Island, Illinois, USA |
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| Total built | 2,721 |
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Engine| (no label) | International Harvester 2.5L 4-cyl gasoline |
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| Fuel tank | 17.5 gal | 66.2 L |
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| Aux. fuel | 0.75 gal | 2.8 L |
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Transmission| (no label) | 5-speed gear |
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Power| Belt (claimed) | 24 hp (kerosene) | 17.9 kW |
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| Belt (claimed) | 27.5 hp (gasoline) | 20.5 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) | Open operator station |
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Dimensions| Wheelbase | 66.75 inches | 169 cm |
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| Weight | 4320 lbs | 1959 kg |
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| Front tire | 5.50-16 |
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| Rear tire | 12-26 |
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Belt pulley| Diameter | 9.75 inches | 24 cm |
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| Width | 7.5 inches | 19 cm |
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| RPM | 1019 |
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| Speed | 2601 ft/min | 792.78 meters/min |
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Engine
Engine detail| (no label) | International Harvester |
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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 | 152.1 ci | 2.5 L |
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| Bore/Stroke | 3.375x4.45 inches | 86 x 113 mm |
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| Compression | 5.9:1 (high-compression gasoline) |
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| Compression | 4.75:1 (gasoline-distillate) |
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| Compression | 4.5:1 (kerosene) |
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| Rated RPM | 1650 |
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| Firing order | 1-3-4-2 |
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| Oil capacity | 6 qts | 5.7 L |
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Transmission
Transmission| Type | gear |
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| Gears | 5 forward and 1 reverse |
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Dimensions
Tires| Ag front | 5.50-16 |
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| Ag rear | 12-26 |
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Dimensions| Wheelbase | 66.75 inches | 169 cm |
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| Length | 120.9 inches | 307 cm |
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| Width | 60.25 inches | 153 cm |
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| Height | 60.25 inches | 153 cm |
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| Shipping weight | 4320 lbs | 1959 kg |
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