Case industrial tractors
J.I. Case 380B Construction King
The J.I. Case 380B Construction King is an industrial tractor produced from 1985 to 1991. It features a 2.9L 3-cylinder liquid-cooled diesel engine delivering 50 hp net and 53 hp gross. The tractor has an 8-speed partially synchronized transmission with 8 forward and 4 reverse gears. It is equipped with two-wheel drive, power steering, hydraulic wet disc brakes, and a two-post ROPS. The hydraulic system is open center with a capacity of 36 gallons and a pressure of 2500 psi. The tractor has a rear independent PTO with 540 rpm at 1934 engine RPM. Dimensions include a 79-inch wheelbase, 142-inch length, and 76-inch width. It weighs 5250 lbs shipping weight and has a fuel capacity of 20 gallons. Tires are 7.50x16 front and 14.9x24 rear. The 380B was available in variants including a low center of gravity model and a farm tractor model (485).
Power-
Founded-
Model380B
Technical Specifications
Detailed specifications and technical data for J.I. Case 380B Construction King
Power
| Engine (net) | 50 hp (37.3 kW) |
|---|---|
| PTO (claimed) | 42.4 hp (31.6 kW) |
| Engine (gross) | 53 hp (39.5 kW) |
| Drawbar (claimed) | 38.1 hp (28.4 kW) |
Engine
| Type | diesel |
|---|---|
| Model | J.I. Case D-179 |
| Torque | 139 lb-ft (188.5 Nm) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 3-cylinder |
| Rated RPM | 2200 |
| Torque RPM | 1600 |
| Air cleaner | dual dry element |
| Bore/Stroke | 3.88x5.06 inches (99 x 129 mm) |
| Compression | 16:1 |
| Power (net) | 50 hp (37.3 kW) |
| Pre-heating | ether injection |
| Displacement | 179 ci (2.9 L) |
| Oil capacity | 6.9 qts (6.5 L) |
| Power (gross) | 53 hp (39.5 kW) |
| Starter volts | 12 |
| Coolant capacity | 12 qts (11.4 L) |
Height
| ROPS | 92 inches (233 cm) |
|---|---|
| Exhaust | 101 inches (256 cm) |
| Steering wheel | 59.6 inches (151 cm) |
Weight
| Shipping | 5250 lbs (2381 kg) |
|---|---|
| Max rear axle | 9259 lbs (4199 kg) |
| Max front axle | 6172 lbs (2799 kg) |
Capacity
| Fuel | 20 gal (75.7 L) |
|---|---|
| Hydraulic system | 36 gal (136.3 L) |
Variants
| 485 | farm tractor |
|---|---|
| 380B | general-purpose |
| 380B LCG | low center of gravity |
Electrical
| Ground | negative |
|---|---|
| Battery CCA | 605 |
| Battery volts | 12 |
| Charging amps | 45 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Capacity | 36 gal (136.3 L) |
| Pressure | 2500 psi (172.4 bar) |
| SCV flow | 12 gpm (45.4 lpm) |
| Total flow | 15.4 gpm (58.3 lpm) |
| Steering flow | 2.5 gpm (9.5 lpm) |
Mechanical
| ROPS | Two-post ROPS |
|---|---|
| Drive | Two-wheel drive |
| Brakes | Hydraulic wet disc brakes |
| Steering | Power steering |
Production
| Type | Industrial tractor |
|---|---|
| Manufacturer | J.I. Case |
| Years produced | 1985 - 1991 |
Transmission
| Type | partially synchronized |
|---|---|
| Gears | 8 forward and 4 reverse |
| Clutch | 279mm dry disc |
| Details | Four synchronized gears (1-4) in two ranges (low/high) plus reverse (R) range. |
| Oil capacity | 36 qts (34.1 L) |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | II/I |
| Rear lift (at ends) | 3100 lbs (1406 kg) |
| Rear lift (at 24"/610mm) | 2700 lbs (1224 kg) |
Dimensions & Tires
| Width | 76 inches (193 cm) |
|---|---|
| Length | 142 inches (360 cm) |
| Rear tire | 14.9x24 |
| Wheelbase | 79 inches (200 cm) |
| Front tire | 7.50x16 |
| Rear tread | 60 to 65 inches (152 to 165 cm) |
| Front tread | 52 to 80 inches (132 to 203 cm) |
| Ground clearance | 12.9 inches (32 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@1934 |
| Rear PTO Type | 540 (1.375) |
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