J.I. Case C: all source data
All 52 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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| Total built | 20,478 |
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| (no label) | Original price was $600 in 1930 |
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Engine| (no label) | J.I. Case 4.3L 4-cyl gasoline |
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| Fuel tank | 18 gal | 68.1 L |
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| Aux. fuel | 2 gal | 7.6 L |
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Transmission| (no label) | 3-speed gear |
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Power| Drawbar (claimed) | 17 hp | 12.7 kW |
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| Belt (claimed) | 27 hp | 20.1 kW |
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| Plows | 2-3 (14-inch) |
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| Drawbar (tested) | 21.4 hp | 16.0 kW |
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| Belt (tested) | 29.81 hp | 22.2 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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Pto| Rear PTO | transmission |
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| Rear PTO Type | 535 (1.375) |
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Dimensions| Wheelbase | 66 inches | 167 cm |
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| Weight | 4300 lbs | 1950 kg |
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| Front tire | 28-5 |
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| Rear tire | 42-12 |
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Belt pulley| Diameter | 10.25 inches | 26 cm |
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| Width | 6.25 inches | 15 cm |
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| RPM | 973 |
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| Speed | 2600 ft/min | 792.48 meters/min |
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Engine
Engine detail| (no label) | J.I. Case |
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| (no label) | gasoline |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled vertical I-head |
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| Displacement | 259.5 ci | 4.3 L |
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| Bore/Stroke | 3.875x5.50 inches | 98 x 140 mm |
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| Air cleaner | oil bath |
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| Compression | 4.88:1 |
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| Rated RPM | 1100 |
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| Firing order | 1-2-4-3 |
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| Coolant capacity (Coolant) | 20 qts | 18.9 L |
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| Sparkplug gap | 0.030 inches | 0.762 mm |
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| Point gap | 0.020 inches | 0.508 mm |
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| Intake valve clearance | 0.010 inches | 0.254 mm |
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| Exhaust valve clearance | 0.012 inches | 0.305 mm |
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Transmission
Transmission| Type | gear |
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| Gears | 3 forward and 1 reverse |
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| Clutch | mechanical wet disc |
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Dimensions
Tires| Ag front | 28-5 steel |
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| Ag rear | 42-12 steel |
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Dimensions| Wheelbase | 66 inches | 167 cm |
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| Length | 114 inches | 289 cm |
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| Width | 60 inches | 152 cm |
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| Height (hood) | 48 inches | 121 cm |
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| Weight | 4300 lbs | 1950 kg |
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