SPECS / COMPARISON

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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

Feature	Case C50Tractor	Allis Chalmers 190Tractor
Tractor Type	Utility Tractor	Row-Crop Tractor
Horsepower	39.5 kW	—
Weight	3445.0 kg	3475.0 kg
Lift Capacity	2310.0 kg	—
Pump Flow	48.1 LPM	34.1 LPM
Years Made	1998-2002	1964-1972
Engine Model	Perkins 903.27	Allis-Chalmers 2800
Engine Type	4-stroke, liquid-cooled, inline	4-stroke, liquid-cooled, inline
Fuel Type	Diesel	Diesel
Cylinders	3	6
Displacement	2704 cc	4933 cc
Bore	9.50 cm	9.80 cm
Stroke	12.70 cm	10.79 cm
Rear PTO Type	Independent with hydraulic wet disc clutch	Live
Rear PTO Speed	540 or 540/1000 RPM	540; 1000; RPM
Torque Power	1200 RPM	—
Torque Speed	189.8 N·m	—
Rated RPM	2250 RPM	—
Compression Ratio	17.25:1	16.0:1
Battery	12 V, CCA 650A or 810A	12 V
Starter	Electric	Electric
Wheelbase	211.0 cm	268.0 cm
Fuel Tank Capacity	75.7 l	182.0 l
Oil Capacity	7.6 l	11.5 l
Coolant Capacity	11.9 l	17.0 l
Transmission Oil Capacity	36.5 l	30.5 l
Gears	8 forward and 8 reverse	8 forward and 2 reverse
Chassis	4×2 2WD or 4×4 MFWD 4WD	4×2 2WD
Max. Travel Speed	29.1 km/h	6.3 km/h
Brakes	Differential hydraulic wet disc	Band actuated disc
Differential Lock	Mechanical	—
Drawbar Category	II/I	II
Cabin Type	Two-post ROPS with straddle platform	Open operator station
Hitch Type	Mechanical	—
Steering Type	Hydrostatic power	Hydraulic power
Front Tires	Ag: 7.50-16	Ag: 7.50-16
Rear Tires	Ag: 14.9-28	Ag: 18.4-34
Hydraulic Type	Open center	Open center
Total Flow	59.4 LPM	—
Working Pressure	172.4 bar	137.9 bar
Valves	0 to 3	—
Transmission Type	—	Two-speed power shift with dry disc clutch
Hydraulic Capacity	—	34.0 l
Transmission Model	—	Allis-Chalmers Power Director
Source	heavyequipments.net archive (imported 2026-10)	heavyequipments.net archive (imported 2026-10)

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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051