Production
| Description | Utility tractor / Built in Meltham Mills, Huddersfield, England |
|---|---|
| Manufacturer | J.I. Case |
Engine
| Engine type | David Brown 3.2L 4-cyl diesel |
|---|---|
| Fuel tank | 17.9 gal (67.8 L) |
| Air cleaner | oil bath |
| Bore/Stroke | 3.939x4.00 inches (100 x 102 mm) |
| Compression | 17:1 |
| Coolant capacity | 14.8 qts (14.0 L) |
| Description | David Brown / diesel / 4-cylinder / liquid-cooled |
| Displacement | 195 ci (3.2 L) |
| Oil capacity | 7.9 qts (7.5 L) |
| Operating RPM | 700-2200 |
| Power (net) | 58 hp (43.3 kW) |
| Rated RPM | 2200 |
| Starter volts | 12 |
| Drawbar (claimed) | 45.2 hp (33.7 kW) |
| Drawbar (tested) | 45.68 hp (34.1 kW) |
| Engine (net) | 58 hp (43.3 kW) |
| PTO (claimed) | 52.9 hp (39.4 kW) |
| PTO (tested) | 53.77 hp (40.1 kW) |
Transmission
| Clutch | 280mm dry disc |
|---|---|
| Description | Three gears, plus reverse, in four ranges. Synchronized up-shifting between gears 1-2-3 and synchronized down-shifting from 3-to-2. |
| Gears | 12 forward and 4 reverse |
| Oil capacity | 28.5 qts (27.0 L) |
| Transmission type | 12-speed partially synchronized |
| Type | partially synchronized |
Mechanical
| Description | Power steering / Hydraulic drum brakes / Weather frame cab standard. |
|---|---|
| Drive type | Two- or four-wheel drive |
Hydraulics
| Pressure | 2000 psi (137.9 bar) |
|---|---|
| Total flow | 7.4 gpm (28.0 lpm) |
| Type | open center |
Hitch
| Rear lift | 2000 lbs (recommended) (907 kg) |
|---|---|
| Rear Type | II/I |
PTO
| Rear PTO | transmission |
|---|---|
| Rear PTO Type | 540/1000 (1.375) |
Electrical
| Battery AH | 96 |
|---|---|
| Battery volts | 12 |
| Charging system | alternator |
Dimensions & Tires
| 2WD Clearance (front axle) | 21 inches (53 cm) |
|---|---|
| 2WD Front tread | 52/56/60/64/68/72 inches (132/142/152/162/172/182 cm) |
| 2WD Weight | 5760 lbs (2612 kg) |
| 4WD Clearance (front axle) | 15 inches (38 cm) |
| 4WD Front tread | 60/64/68/72 inches (152/162/172/182 cm) |
| 4WD Weight | 6700 lbs (3039 kg) |
| Clearance (drawbar) | 16 inches (40 cm) |
| Length | 129 inches (327 cm) |
| Rear tread | 52/56/60/64/68/72/76 inches (132/142/152/162/172/182/193 cm) |
| Wheelbase | 82 inches (208 cm) |
| Width | 67 inches*Minimum width (170 cm) |
| Front tire | 6.00-19 |
| Rear tire | 12.4-36 (2WD) |
| Weight | 5760 to 6700 pounds |
| Wheelbase | 82 inches (208 cm) |
| Standard tires (ag) | Front: 6.00-19. Rear: 12.4-36 (2WD) |
990 Serial Numbers
| 1961 | 440001 |
|---|---|
| 1962 | 441323 |
| 1963 | 450376 |
| 1964 | 460376 |
| 1965 | 472273 |
| 1966 | 483768 |
| 1967 | 496283 |
| 1968 | 504690 |
| 1969 | 808150 |
| 1970 | 818301 |
| 1971 | 826009 |
| 1972 | 850600 |
| 1973 | 854403 |
| 1974 | 859367 |
| 1975 | 863900 |
| 1976 | 11070001 |
| 1977 | 11080236 |
| 1978 | 11089141 |
| 1979 | 11096828 |
| 1980 | 11104577 |
| Description | FAQ: How to read a serial number table. |
| Location: | Serial number on the right side of the tractor frame. |
J.I. Case 990 Height
| Cab | 92.5 inches (Low-Profile) (234 cm) |
|---|
Nebraska Tractor Test 1144
| Description | Diesel 12-speed 2WDSeptember 17 - October 1, 1973Link: Nebraska Tractor Test 1144 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 3.5 gal/hour (13.2 l/hour) / 3.3 gal/hour (12.5 l/hour) / 3.4 gal/hour (12.9 l/hour) |
| Max power | 45.68 hp (34.1 kW) |
| Max pull | 7,335 lbs (3327 kg) |
| Power at rated engine speed | 53.77 hp (40.1 kW) |
| Power at rated PTO speed | 50.48 hp (37.6 kW) |
References
| Description | 1975 Spring Buyers Guide published by J.I. Case / Time-saving experts published in 1975, by J.I. Case / "Specializing" for Specialists published in 1978, by J.I. Case / Specialization... the payoff in farming published in 1980, by J.I. Case / The new look in farm power published in 1981, by J.I. Case |
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