Production
| Description | Row-Crop tractor / Built in Rock Island, Illinois, USA |
|---|---|
| Manufacturer | J.I. Case |
| Original price | $2,500 (1958) |
| Total built | 8,465 |
Engine
| Air cleaner | oil bath / oil bath |
|---|---|
| Bore/Stroke | 3.375x4.125 inches (86 x 105 mm) / 3.375x4.125 inches (86 x 105 mm) |
| Compression | 7.1:1 |
| Coolant capacity | 12 qts (11.4 L) |
| Description | J.I. Case G148 / gasoline / 4-cylinder / liquid-cooled vertical I-head / Case / LP Gas / 4-cylinder / liquid-cooled |
| Displacement | 148 ci (2.4 L) / 148 ci (2.4 L) |
| Oil capacity | 4 qts (3.8 L) |
| Rated RPM | 1750 / 1750 |
| Starter volts | 6 |
| Engine type | J.I. Case 2.4L 4-cyl gasoline / Case 2.4L 4-cyl LP Gas |
| Engine type | J.I. Case 2.4L 4-cyl gasoline / Case 2.4L 4-cyl LP Gas |
| Fuel tank | 13 gal (49.2 L) |
| Belt (claimed) | 29 hp (21.6 kW) |
| Belt (tested) | 33.0 hp (24.6 kW) |
| Drawbar (claimed) | 23 hp (17.2 kW) |
| Drawbar (tested) | 29.29 hp (21.8 kW) |
| Plows | 3 |
Transmission
| Clutch | 234.9mm dry disc / 234.9mm dry disc (master foot clutch) |
|---|---|
| Description | Four gears (1-4) plus reverse (R) in three ranges (low, direct, high). |
| Gears | 4 forward and 1 reverse / 12 forward and 3 reverse |
| Transmission | Tripl-Range |
| Type | sliding gear |
| Transmission type | 4-speed sliding gear / 12-speed |
| Transmission type | 4-speed sliding gear / 12-speed |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | 6-inch disc brakes |
| Drive type | Two-wheel drive |
| Steering | manual |
Hydraulics
| Type | Duo-Control |
|---|---|
| Valves | 1 (optional) |
Hitch
| Type | Case Eagle Hitch |
|---|
PTO
| Rear PTO | transmission (4-speed) |
|---|---|
| Rear PTO Type | 540 |
Electrical
| Battery volts | 6 |
|---|---|
| Ground | positive |
Dimensions & Tires
| Ballasted weight | 5,995 lbs (2719 kg) |
|---|---|
| Front tread | 6.4.11.7 to inches (tricycle) (16 to 0 cm) / 52 to 80 inches (wide-front) (132 to 203 cm) |
| Ground clearance | 21 inches (53 cm) |
| Height | 61 inches (154 cm) |
| Operating weight | 3,561 lbs (1615 kg) |
| Rear tread | 48 to 88 inches (121 to 223 cm) |
| Tricycle Length | 131 inches (332 cm) |
| Tricycle Wheelbase | 84.3 inches (214 cm) |
| Wide-front Length | 125 inches (317 cm) |
| Wide front Wheelbase | 79.7 inches (202 cm) |
| Front tire | 5.50x16 |
| Rear tire | 11x28 |
| Tricycle Wheelbase | 84.3 inches (214 cm) |
| Weight | 3,561 lbs (1615 kg) |
| Wide front Wheelbase | 79.7 inches (202 cm) |
| Ag front | 5.50x16 |
| Ag rear | 11x28 |
311 Serial Number Location
| Description | Serial number plate on instrument panel. |
|---|
311 Serial Numbers
| 1956 | 6050301 |
|---|---|
| 1957 | 6075001 |
| 1958 | 6095001 |
| Description | FAQ: How to read a serial number table. |
Nebraska Tractor Test 613
| Belt fuel use (max) | 3.0 gal/hour (11.4 l/hour) |
|---|---|
| Belt power (max) | 33.0 hp (24.6 kW) |
| Description | Gasoline 4-speed 2WDApril 15 - 23, 1957Link: Nebraska Tractor Test 613 file / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
| Max power | 29.29 hp (21.8 kW) |
| Max pull | 4,186 lbs (1898 kg) |
References
| Description | New Case "300" published in 1955, by J.I. Case |
|---|
Variants
| 300 | diesel utility |
|---|---|
| 301 | diesel row-crop |
| 302 | diesel high-crop |
| 310 | gasoline utility |
| 311 | gasoline row-crop |
| 312 | gasoline high-crop |
| 320 | industrial |