J.I. Case 4994
The J.I. Case 4994 is a tractor produced by J I Case. It is equipped with a 866 ci 14.2 L engine. The listed engine power is Diesel (listed): 400 hp / 298.3 kW. Transmission: 12 forward and 2 reverse. Drive type: 4x4 4WD. Operating weight: 26500 to 31315 pounds.
Engine Power
Diesel (listed): 400 hp / 298.3 kW
Drive & Traction
4x4 4WD
Fuel & Capacities
300 gal
1135.5 L
Transmission
12 forward and 2 reverse
Operating Weight
26500 to 31315 pounds
Overview
 | 1984
4WD 94 SeriesFour-wheel Drive (4WD) tractor
4WD 94 Series
Four-wheel Drive (4WD) tractor |
|---|
Production | |
|---|---|
Manufacturer | J.I. Case |
Four-wheel Drive (4WD) tractor | |
Built in Racine, Wisconsin, USA | |
Total built | 224 |
Original price was $132,050 in 1985 | |
J.I. Case 4994 Engine | |
|---|---|
Saab-Scania 14.2L 8-cyl diesel | |
Engine details ...  |
J.I. Case 4994 Transmission | |
|---|---|
12-speed full power shift | |
Transmission details ...  |
J.I. Case 4994 Power | |
|---|---|
Engine | 400 hp
298.3 kW |
PTO (claimed) | 344 hp
256.5 kW |
Drawbar (tested) | 294.24 hp
219.4 kW |
PTO (tested) | 344 hp
256.5 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Drive | 4x4 4WD |
Steering | hydraulic, front, rear or four-wheel crab steering |
Hydraulic dual caliper disc brakes | |
Silent Guardian cab standard | |
Capacity | |
|---|---|
Fuel | 300 gal
1135.5 L |
Hydraulic system | 26.25 gal
99.4 L |
Front hubs | 13.5 qts (each)
12.8 L |
Front diff. | 17 qts
16.1 L |
Rear hubs | 13.5 qts (each)
12.8 L |
Rear diff. | 22.5 qts
21.3 L |
Hydraulics | |
|---|---|
Type | closed center |
Capacity | 26.25 gal
99.4 L |
Pressure | 2000 psi
137.9 bar |
Valves | 2 to 4 |
Pump flow | 35 gpm
132.5 lpm |
Total flow | 35 gpm
132.5 lpm |
Steering flow | 20 gpm
75.7 lpm |
Steering press. | 2000 psi
137.9 bar |
Tractor hitch | |
|---|---|
Rear Type | IV/IVN (optional) |
Rear lift (at 24"/610mm) | 16,000 lbs
7257 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent OptOptional |
Rear PTO Type | 1000 (1.75) |
Engine RPM | 1000@2100 |
Dimensions & Tires | |
|---|---|
Wheelbase | 124.8 inches
316 cm |
Weight | 26500 to 31315 pounds |
Front tire | 24.5-32 |
Rear tire | 24.5-32 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 105 |
Batteries | 2 |
Battery volts | 12 |
Battery AH | 300 |
Battery Group | 30H |
References | |
|---|---|
 | |
4994 Tractor Operators Manual (9-9870) published in 1984 | |
Tractor & Loaders Buyers Guide published in 1985, by J.I. Case |
Engine
Engine Detail — 866 ci / 14.2 L Diesel
Manufacturer | Saab-Scania |
Configuration | turbocharged diesel, 8-cylinder, liquid-cooled |
Displacement | 866 ci
14.2 L |
Bore/Stroke | 5.00x5.51 inches
127 x 140 mm |
Power | 400 hp
298.3 kW |
Air cleaner | dual paper elements |
Compression | 15.5:1 |
Rated RPM | 2100 |
Torque | 1140 lb-ft
1545.8 Nm |
Torque RPM | 1300 |
Firing order | 1-5-4-2-6-3-7-8 |
Starter volts | 12 |
Coolant capacity | 88 qts
83.3 L |
Intake valve clearance | 0.018 inches
0.457 mm |
Exhaust valve clearance | 0.031 inches
0.787 mm |
Oil capacity | 27 qts
25.6 L |
Transmission
Transmission — 12 forward and 2 reverse full power shift
Type | full power shift |
Gears | 12 forward and 2 reverse |
Oil capacity | 63 qts
59.6 L |
59 qts (without PTO)
55.8 L | |
Oil type | Case Powergard PTF |
Electronically-controlled Case powershift transmission operated with single control lever and inching pedal. The inching pedal must be depressed to move from park/neutral into first gear. Tractor must be moving in first gear before higher gears can be selected. Gear changes made by pushing control lever into upshift or downshift position. Control lever can be held in upshift/downshift position for multiple gear changes. | |
With 20.5-32 tires | |
 | |
Case Powergard PTF |
|---|
Dimensions
J.I. Case 4994 Tires | |
|---|---|
Ag front | 24.5-32 |
Ag rear | 24.5-32 |
Ag front | 20.8-38 |
20.8-42 | |
23.1-34 | |
30.5-32 | |
Ag rear | 20.8-38 |
20.8-42 | |
23.1-34 | |
30.5-32 | |
Dimensions | |
|---|---|
Wheelbase | 124.8 inches
316 cm |
Length | 261.8 inches
664 cm |
Width | 120 inches
304 cm |
Height (exhaust) | 138.5 inches
351 cm |
Clearance (drawbar) | 14.5 inches
36 cm |
J.I. Case 4994 Weight | |
|---|---|
Shipping | 26500 lbs
12020 kg |
Operating | 31315 lbs
14204 kg |
Ballasted | 39930 lbs
18112 kg |
Max capacity | 40000 lbs
18144 kg |
Tests
Nebraska Tractor Test 1530 | |
|---|---|
Diesel 12-speed 4WD
June 9 - 27, 1984
Link: Nebraska Tractor Test 1530 file | |
PTO performance | |
Power at rated engine speed | 344 hp
256.5 kW |
Fuel use | 20.2 gal/hour
76.5 l/hour |
Drawbar performance | |
Max power | 294.24 hp
219.4 kW |
Fuel use | 20.1 gal/hour
76.1 l/hour |
Gear 6 used for power test. | |
Max pull | 34,519 lbs
15657 kg |
Gear 2 used for pull test. | |
Recommended Implements & Sizing Guide
Engineering recommendations for J I Case J.I. Case 4994 based on its 400 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁 | Commercial / Field Scale | High horsepower articulated/4WD field plowing. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙 | Commercial / Field Scale | Broad-acre grain tillage for high-drawbar tractors. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for J I Case J.I. Case 4994.
Estimated Continuous Field Runtime: 14.4 hrs
Approximately 14.4 hours of continuous field operation at ~75% rated power on a full tank (300 gal / 1135.6 L).
Estimated 75% Load Fuel Burn~20.8 gal/hr (78.7 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
J I Case J.I. Case 4994 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for J I Case J.I. Case 4994.
Converted Equivalents:
Horsepower (HP)400 hp
Kilowatts (kW)298.3 kW
Metric Horsepower (PS / CV)405.5 PS
Direct Competitor Comparison
Compare J.I. Case 4994 against same-era industry alternatives in the same horsepower class.
Current Model
J I Case
J.I. Case 4994
Engine Power:Diesel (listed): 400 hp / 298.3 kW
★ Baseline Reference
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