J.I. Case 12-20: all source data
All 36 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 | J.I. Case |
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| (no label) | Standard-tread tractor |
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| (no label) | Built in Racine, Wisconsin, USA |
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Engine| (no label) | J.I. Case 4.4L 4-cyl kerosene |
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Transmission| (no label) | 2-speed gear |
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Power| Drawbar (claimed) | 12 hp | 8.9 kW |
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| Belt (claimed) | 20 hp | 14.9 kW |
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| Plows | 2 |
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| Drawbar (tested) | 17.52 hp | 13.1 kW |
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| Belt (tested) | 25.54 hp | 19.0 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 | 63 inches | 160 cm |
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| Weight | 4,232 lbs | 1919 kg |
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| Rear tire | 42x12 |
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Belt pulley| Diameter | 14.5 inches | 36 cm |
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| Width | 6.375 inches | 16 cm |
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| RPM | 1050 |
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Engine
Engine detail| (no label) | J.I. Case |
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| (no label) | kerosene |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 267.3 ci | 4.4 L |
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| Bore/Stroke | 4.125x5.00 inches | 105 x 127 mm |
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| Rated RPM | 1050 |
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| Starter type | hand-crank |
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Transmission
Transmission| Transmission | J.I. Case |
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| Type | gear |
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| Gears | 2 forward and 1 reverse |
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Dimensions
Dimensions| Wheelbase | 63 inches | 160 cm |
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| Length | 109 inches | 276 cm |
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| Width | 58 inches | 147 cm |
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| Height | 55.5 inches | 140 cm |
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| Weight | 4,232 lbs | 1919 kg |
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