J.I. Case 731

J.I. Case 731 Row-Crop tractor Technical Specifications

J.I. Case 731 is a Row-Crop tractor that was produced by the John Deere between 1960 – 1969.

Below you will find detailed technical specifications for J.I. Case 731 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

J.I. Case 731 Production

Manufacturer: J.I. Case
Type: Row-Crop tractor
Original price: $6,900 (1969)

J.I. Case 731 Power

Plows: 5
Drawbar (tested): 48.33 hp
36.0 kW
PTO (tested): 56.50 hp
42.1 kW

J.I. Case 731 Mechanical

Chassis: 4×2 2WD
Steering: manual
  power optional
Brakes: differential disc
Cab: Open operator station.
Transmissions: 8-speed torque converter
  8-speed unsynchronized


Type: open center
Valves: 1

Tracktor Hitch

Rear Type: II
Type: Case Eagle Hitch

Power Take-off (PTO)

Rear PTO: independent
Rear RPM: 540

J.I. Case 731 Engine detail

Engine Detail
J.I. Case
Displacement: 267 ci
4.4 L
Bore/Stroke: 4.125×5.00 inches
105 x 127 mm
Air cleaner: oil bath
Compression: 15.2:1
Rated RPM: 1700 (Dual-Range)
  1900 (Case-o-Matic)
Starter volts: 12
Coolant capacity: 7.5 qts
7.1 L

J.I. Case 731 Transmission overview

Engine Oil

Transmission: Case-o-matic
Type: torque converter
Gears: 8 forward and 2 reverse

J.I. Case 731 Dimensions

Wheelbase: 83 inches
210 cm
Operating weight: 7,095 lbs
3218 kg
Ballasted weight: 9,525 lbs
4320 kg

J.I. Case 731 Tests

Nebraska Tractor Test 742

Nebraska Tractor Test 742
Diesel Case-O-Matic 2WD
April 19 – May 6, 1960
Link: Nebraska Tractor Test 742 file
PTO performance
Power at rated engine speed: 56.50 hp
42.1 kW
Fuel use: 4.3 gal/hour
16.3 l/hour
Power at rated PTO speed: 53.46 hp
39.9 kW
Fuel use: 3.9 gal/hour
14.8 l/hour
Drawbar performance
Max power: 48.31 hp
36.0 kW
Fuel use: 4.2 gal/hour
15.9 l/hour
Gear 4 used for power test.
Max pull: 7362 lbs
3339 kg
Gear 2-Torque used for pull test.

Nebraska Tractor Test 743

Nebraska Tractor Test 743
Diesel 8-speed 2WD
April 21 – May 6, 1960
Link: Nebraska Tractor Test 743 file
PTO performance
Power at rated engine speed: 56.43 hp
42.1 kW
Fuel use: 3.8 gal/hour
14.4 l/hour
Drawbar performance
Max power: 48.33 hp
36.0 kW
Fuel use: 3.8 gal/hour
14.4 l/hour
Gear 4 used for power test.
Max pull: 7531 lbs
3416 kg
Gear 2 used for pull test.


Is J.I. Case 731 a good tractor?

The J.I. Case 731 is one of the great tractors in the J.I. Case stable, and it has earned J.I. Case a fantastic reputation.

How much oil does a J.I. Case 731 take?

Check out the J.I. Case 731 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year J.I. Case made the ?

The J.I. Case 731 was an agricultural tractor model made from 1960 – 1969

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