Caterpillar Thirty: all source data
All 41 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 | Caterpillar |
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| (no label) | Agricultural Crawler tractor |
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| Factories | San Leandro, California, USA |
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| Factories | Peoria, Illinois, USA |
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| (no label) | The Caterpillar model Thirty is a continuation of the Best model Thirty, which had been in production since 1921 |
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Engine| (no label) | Caterpillar 7.6L 4-cyl gasoline |
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| Fuel tank | 37.5 gal | 141.9 L |
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| Aux. fuel | 2.6 gal | 9.8 L |
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Transmission| (no label) | 3-speed gear |
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| (no label) | 5-speed gear |
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Power| Drawbar (tested) | 30.88 hp | 23.0 kW |
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| Belt (tested) | 36.37 hp | 27.1 kW |
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Mechanical| Drive | crawler |
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| (no label) | Open operator station. |
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Dimensions| (no label) | 13-inch tracks |
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Belt pulley| Diameter | 12 inches | 30 cm |
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| Width | 8.5 inches | 21 cm |
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| RPM | 840 |
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Engine
Engine detail| (no label) | Caterpillar |
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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 | 461 ci | 7.6 L |
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| Bore/Stroke | 4.75x6.50 inches | 121 x 165 mm |
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| Fuel system | Zenith K5A carburetor |
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| Air cleaner | oil bath |
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| Rated RPM | 1400 |
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Transmission
Transmission options| (no label) | 3-speed gear |
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| (no label) | 5-speed gear |
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Transmission| Type | gear |
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| Gears | 3 forward and 1 reverse |
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| Type | gear |
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| Gears | 5 forward and 1 reverse |
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| Clutch | dry disc |
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Dimensions
Tracks| Width | 13 inches | 33 cm |
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| Width | 16 inches | 40 cm |
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| Width | 18 inches | 45 cm |
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| Width | 24 inches | 60 cm |
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| Width | 30 inches | 76 cm |
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Dimensions| Gauge | 43.75 inches | 111 cm |
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| Gauge | 60.75 inches | 154 cm |
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