J.I. Case 630: all source data
All 70 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) | Utility tractor |
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| Factories | Rock Island, Illinois, USA |
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| Factories | Racine, Wisconsin, USA |
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| Total built | 1,181 |
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| Original price | $4,500 |
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| (no label) | A high-speed fourth gear was optional in most 630 series transmissions, an H would appear at the end of the model number to inidcate this option. |
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Engine| (no label) | J.I. Case 3.1L 4-cyl diesel |
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| Fuel tank | 22 gal | 83.3 L |
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Transmission| (no label) | 8-speed torque converter |
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| (no label) | 12-speed |
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| (no label) | 8-speed |
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| (no label) | 4-speed gear |
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Power| Belt (claimed) | 50 hp | 37.3 kW |
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| Plows | 4 |
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| Drawbar (tested) | 43.71 hp | 32.6 kW |
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| PTO (tested) | 48.85 hp | 36.4 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Steering | power assist |
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| (no label) | Differential mechanical dry disc brakes |
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| (no label) | Open operator station. |
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Hydraulics| Type | Dual-Control |
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Hitch| Type | Case Eagle Hitch |
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Pto| Rear PTO | continuous |
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| Rear PTO | independent (Case-o-matic) |
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| Rear PTO Type | 540 (1.375) |
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| Rear PTO Type | 540/1000 (1.375) |
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Dimensions| Weight | 4600 to 4800 pounds |
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| Front tire | 7.50-16 |
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| Rear tire | 16.9-28 |
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Serial location| (no label) | Serial number plate on the right side of the instrument panel. |
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Belt pulley| Diameter | 9.25 inches | 23 cm |
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| Width | 6 inches | 15 cm |
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Electrical| Ground | positive |
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| Batteries | 2 |
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| Battery volts | 6 |
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Engine
Engine detail| (no label) | J.I. Case |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 188.4 ci | 3.1 L |
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| Bore/Stroke | 3.8125x4.125 inches | 97 x 105 mm |
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| Compression | 17.5:1 |
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| Rated RPM | 2250 |
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| Starter volts | 12 |
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Transmission
Transmission options| (no label) | 8-speed torque converter |
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| (no label) | 12-speed |
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| (no label) | 8-speed |
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| (no label) | 4-speed gear |
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Transmission| Transmission | Case Case-o-matic |
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| Type | torque converter |
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| Gears | 8 forward and 2 reverse |
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| Clutch | hydraulic wet disc |
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| (no label) | Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C. |
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| Transmission | Case Tripl-Range |
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| Gears | 12 forward and 3 reverse |
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| Clutch | dry disc |
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| Transmission | Case Dual-Range |
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| Gears | 8 forward and reverse |
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| Clutch | dry disc |
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| Type | gear |
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| Gears | 4 forward and 1 reverse |
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| Clutch | dry disc |
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Dimensions
Tires| Ag front | 7.50-16 |
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| Ag rear | 16.9-28 |
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Dimensions| Front tread | 52 inches | 132 cm |
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| Rear tread | 48 to 76 inches | 121 to 193 cm |
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Weight| Operating | 4,600 lbs | 2086 kg |
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| Operating | 4,800 lbs (Case-o-Matic) | 2177 kg |
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| Ballasted | 9,725 lbs | 4411 kg |
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