International Harvester 784 Specs ( 1977-1984 )

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Production

Description Utility tractor / Built in Doncaster, England / Original price was $22,300 in 1984 / The International Harvester 784 was available in three configurations: row-crop, utility, and low-profile. The front axle and rear wheel were the primary difference between the three versions of the 784.
Manufacturer International Harvester

Engine

Engine type International Harvester 4.0L 4-cyl diesel
Air cleaner dry
Bore/Stroke 3.94x5.06 inches (100 x 129 mm)
Compression 15.5:1
Coolant capacity 14.4 qts (13.6 L)
Description International Harvester D-246 / diesel / 4-cylinder / liquid-cooled
Displacement 246 ci (4.0 L)
Oil capacity 8.8 qts (8.3 L)
Rated RPM 2400
Starter volts 12
Drawbar (claimed) 58.6 hp (43.7 kW)
Drawbar (tested) 56.83 hp (42.4 kW)
PTO (claimed) 67.4 hp (50.3 kW)
PTO (tested) 67.48 hp (50.3 kW)

Transmission

Clutch dry disc
Description Four synchronized gears in high, low, and reverse ranges. / The Torque Amplifier (TA) provides a power shift (clutchless, on the move) from direct drive (DD) to a lower TA speed.
Gears 8 forward and 4 reverse / 16 forward and 8 reverse
Oil capacity 36 qts (34.1 L) / 36 qts (34.1 L)
Transmission Torque Amplifier
Type syncromesh / two-speed power shift
Transmission type 8-speed syncromesh / 16-speed two-speed power shift
Transmission type 8-speed syncromesh / 16-speed two-speed power shift

Mechanical

Cab ROPS standard, except on low-profile. Canopy optional. Cab optional on row-crop.
Description Power steering / Independent hydraulic wet disc brakes
Drive type Two- or four-wheel drive

Capacity

Fuel 20 gal (75.7 L)
Hydraulic system 9 gal (34.1 L)

Hydraulics

Capacity 9 gal (34.1 L)
Pump flow 13 gpm (49.2 lpm)
Type open center
Valves 1 or 2

Hitch

Control position and draft control
Rear lift 3600 lbs (1632 kg)
Rear Type II

PTO

Clutch hydraulic wet disc
Rear PTO independent
Rear PTO Type 540/1000 (1.375)

Electrical

Battery volts 12
Ground negative

Dimensions & Tires

4WD Ground clearance 18.65 inches (47 cm)
4WD Length 148.2 inches (376 cm)
4WD Wheelbase 85.2 inches (216 cm)
4WD Width 74 inches (187 cm)
Low-profile Ground clearance 10.7 inches (27 cm)
Low-profile Length 142 inches (360 cm)
Low-profile Wheelbase 83.75 inches (212 cm)
Low-profile Width 78.5 inches (199 cm)
Row-crop Length 139 inches (353 cm)
Row-crop Wheelbase 84.5 inches (214 cm)
Row-crop Width 75 inches (190 cm)
Utility19.7 row-crop} Ground clearance 17.75 inches (45 cm)
Utility Length 142 inches (360 cm)
Utility Wheelbase 88 inches (223 cm)
Utility Width 74 inches (187 cm)
4WD Wheelbase 85.2 inches (216 cm)
Front tire 7.50-16
Low-profile Wheelbase 83.75 inches (212 cm)
Rear tire 16.9-30
Row-crop Wheelbase 84.5 inches (214 cm)
Utility Wheelbase 88 inches (223 cm)
Weight 5850 to 7108 pounds
Ag front 7.50-16 (row-crop)
Ag rear 16.9-30 (utility)

784 Serial Numbers

1978 501
1979 1442
1980 2752
1981 5906
1982 8001
1983 8219
Description FAQ: How to read a serial number table.
Location: Serial number plate on the right side of the frame, above the front axle.

International Harvester 784 Height

4WD Steering wheel 63 inches (160 cm)
Low-profile Steering wheel 56.5 inches (143 cm)
Row-crop Steering wheel 65 inches (165 cm)
Utility Steering wheel 63 inches (160 cm)

International Harvester 784 Weight

4WD Shipping 7108 lbs (3224 kg)
Ballasted 9920 lbs (4499 kg)
Low-profile Shipping 5850 lbs (2653 kg)
Row-crop Shipping 6200 lbs (2812 kg)
Utility Shipping 5950 lbs (2698 kg)

Nebraska Tractor Test 1315

Description Diesel 8-speed 2WDMay 24 - June 2, 1979Link: Nebraska Tractor Test 1315 file / PTO performance / Drawbar performance
Fuel use 4.3 gal/hour (16.3 l/hour) / 3.9 gal/hour (14.8 l/hour) / 4.3 gal/hour (16.3 l/hour)
Max power 56.83 hp (42.4 kW)
Power at rated engine speed 67.48 hp (50.3 kW)
Power at rated PTO speed 61.28 hp (45.7 kW)

References

Description 1979 Buyer's Guide published by International Harvester / Buyer's Guide 1981 published by International Harvester / Buyer's Guide 1982 published by International Harvester / 84 Series Hi-Performers published in 1978, by International Harvester / International Series 84 Utility/Row-Crop Tractors published in 1978, by International Harvester / International Series 84 tractors published in 1982, by International Harvester / International Series 84 Tractors published in 1983, by International Harvester / Agricultural Equipment Reference Catalog published in 1980, by International Harvester

Speeds

Description With 15.8-38 rear tires. / With 15.8-38 rear tires.