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J.I. Case 731 vs J.I. Case 811-B

Verdict: J.I. Case 731 vs J.I. Case 811-B

The J.I. Case 731 and the J.I. Case 811-B are both tractors — here is how they stack up on the figures that matter. J.I. Case 731 leads on rated power with 57 hp against 56 hp. J.I. Case 811-B is the lighter machine (3,073 kg vs 3,218 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 731 is the newer design (1960 vs 1958). In short: choose the J.I. Case 731 for outright pulling power, or the J.I. Case 811-B if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
J.I. Case 731 Tractor
J.I. Case
62
Fit score
Best match
Clear
J.I. Case 811-B Tractor
J.I. Case
62
Fit score
Best match
Clear
Rated power
57 hp
56 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
Gear 2 used for pull test.Reference
Four gears, plus reservse, in two ranges controlled with a single shift lever. Torque converter transmission with bypass to lock in direct drive.Reference
Original price
$6,900 (1969)Reference
$4,800 (1960)Reference
Steering
power optionalReference
powerReference
Variants
730
standard-front dieselReference
731
row-crop dieselReference
732
Western Special dieselReference
733
high-clearance dieselReference
734
orchard dieselReference
740
standard-front gasReference
741
row-crop gasReference
742
Western Special gasReference
743
high-clearance gasReference
744
orchard gasReference
800B
diesel standardReference
801B
diesel row-cropReference
802B
diesel Western specialReference
803B
diesel high-cropReference
810B
gas standardReference
811B
gas row-cropReference
812B
gas Western specialReference
813B
gas high-cropReference
Engine
Fuel tank
83.3 LReference
Plows
5Reference
Drawbar (tested)
36.0 kWReference
37.7 kWReference
Displacement
4.4 LReference
4.1 LReference
Bore/Stroke
105 x 127 mmReference
102 x 127 mmReference
Air cleaner
oil bathReference
oil bathReference
Compression
15.2:1Reference
8.0:1Reference
Rated RPM
1900 (Case-o-Matic)Reference
1800Reference
Starter volts
12Reference
12Reference
Coolant capacity
7.1 LReference
Power at rated engine speed
42.1 kWReference
41.4 kWReference
Max power
36.0 kWReference
37.7 kWReference
Belt (claimed)
40.3 kWReference
Belt (tested)
40.2 kWReference
Belt power (max)
40.2 kWReference
Transmission
Transmission
Dual-RangeReference
Case-O-MaticReference
Gears
8 forward and 2 reverseReference
8 forward and 2 reverseReference
Clutch
mechanical dry discReference
hydraulic wet discReference
PTO & Hydraulics
PTO (tested)
42.1 kWReference
41.4 kWReference
Type
unsynchronizedReference
torque converterReference
Valves
1Reference
Rear Type
IIReference
Rear PTO
independentReference
Rear PTO Type
1000Reference
Power at rated PTO speed
39.9 kWReference
36.4 kWReference
Dimensions
Wheelbase
210 cmReference
234 cmReference
Weight
3218 kgReference
3073 kgReference
Front tire
6.00-16Reference
6.00-16Reference
Rear tire
13.6-38Reference
15.5-38Reference
Ag front
6.00-16Reference
6.00-16Reference
Ag rear
13.6-38Reference
15.5-38Reference
Operating weight
3218 kgReference
3073 kgReference
Ballasted weight
4320 kgReference
4157 kgReference
Length
364 cmReference
Width
216 cmReference
Height (hood)
167 cmReference
Front tread
134 to 208 cmReference
Rear tread
132 to 294 cmReference
J.I. Case 731 attachments
731 Serial Numbers
1960
8160001Reference
1961
8168801Reference
1962
8190001Reference
1963
8208001Reference
1964
8229001Reference
1965
8253501Reference
1966
8279001Reference
1967
8306501Reference
1968
8332101Reference
1969
8356251Reference
Location:
Plate on instrument panelReference
Test results
Fuel use
14.4 l/hourReference
19.7 l/hourReference
Max pull
3416 kgReference
3247 kgReference
Belt fuel use (max)
19.7 l/hourReference
J.I. Case 811-B attachments

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

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