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International Harvester 674 vs International Harvester Hydro 84
Verdict: International Harvester 674 vs International Harvester Hydro 84
The International Harvester 674 and the International Harvester Hydro 84 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 59 hp. International Harvester 674 is the lighter machine (2,562 kg vs 5,620 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester Hydro 84 is the newer design (1978 vs 1973). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
International Harvester
62
Fit score
Best match
Clear
International Harvester
62
Fit score
Best match
Clear
Rated power
59 hp
59 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
Diesel 8-speed 2WDApril 28 - May 17, 1973Link: Nebraska Tractor Test 1129 fileReference
With 16.9-30 rear tires.Reference
Factories
Louisville, Kentucky, USAReference
—
Engine
Fuel tank
75.7 LReference
—
Drawbar (tested)
40.6 kWReference
32.0 kWReference
Displacement
3.3 LReference
4.0 LReference
Bore/Stroke
97 x 112 mmReference
100 x 129 mmReference
Air cleaner
dual stage dryReference
dryReference
Compression
7.33:1Reference
15.5:1Reference
Rated RPM
2400Reference
2400Reference
Starter volts
12Reference
12Reference
Power at rated engine speed
45.9 kWReference
43.8 kWReference
Max power
40.6 kWReference
32.0 kWReference
Drawbar (claimed)
—
32.5 kWReference
Oil capacity
—
62.5 LReference
Coolant capacity
—
13.6 LReference
Transmission
Gears
8 forward and 4 reverseReference
infinite forward and reverse (2-range)Reference
Clutch
dry discReference
hydraulic wet discReference
PTO & Hydraulics
PTO (tested)
45.9 kWReference
43.8 kWReference
Type
gearReference
hydrostaticReference
Pump flow
49.2 lpmReference
—
Rear Type
IIReference
IIReference
Control
position and draft controlReference
position and draft controlReference
Rear lift
1800 kgReference
—
Rear PTO
independentReference
independentReference
Rear PTO Type
540 (1.375)Reference
540Reference
Power at rated PTO speed
43.8 kWReference
42.3 kWReference
PTO (claimed)
—
43.8 kWReference
Hydraulic system
—
62.5 LReference
Capacity
—
62.5 LReference
Valves
—
1 or 2Reference
Total flow
—
58.3 lpmReference
Dimensions
Wheelbase
214 cmReference
—
Weight
2562 kgReference
5620 to 6765 poundsReference
Front tire
7.50-16Reference
7.50-16Reference
Rear tire
16.9-30Reference
16.9-30Reference
Ag front
7.50-16Reference
7.50-16Reference
Ag rear
16.9-30Reference
16.9-30Reference
Length
332 cmReference
—
Width
177 cmReference
—
Height (steering wheel)
157 cmReference
—
Height (cab)
236 cmReference
—
Operating weight
2562 kgReference
—
Ballasted weight
3941 kgReference
—
Clearance (rear axle)
58 cmReference
—
Bar rear axle
69 mmReference
—
Front tread
137 to 203 cmReference
—
Rear tread
142 to 193 cmReference
—
Utility Wheelbase
—
223 cmReference
Row-crop Wheelbase
—
214 cmReference
4WD Wheelbase
—
216 cmReference
Low-profile Wheelbase
—
212 cmReference
Utility Length
—
360 cmReference
Row-crop Length
—
353 cmReference
4WD Length
—
373 cmReference
Low-profile Length
—
360 cmReference
Utility Width
—
187 cmReference
Row-crop Width
—
190 cmReference
4WD Width
—
187 cmReference
Low-profile Width
—
199 cmReference
Utility Ground clearance
—
45 cmReference
Row-crop Ground clearance
—
45 cmReference
4WD Ground clearance
—
45 cmReference
Low-profile Ground clearance
—
27 cmReference
Utility Shipping
—
2594 kgReference
Row-crop Shipping
—
2707 kgReference
4WD Shipping
—
3068 kgReference
Low-profile Shipping
—
2549 kgReference
Utility Steering wheel
—
160 cmReference
Row-crop Steering wheel
—
160 cmReference
4WD Steering wheel
—
160 cmReference
Low-profile Steering wheel
—
143 cmReference
674 Serial Number Location
674 Serial Numbers
1973
100001Reference
—
1974
101862Reference
—
1975
103172Reference
—
1976
105946Reference
—
1977
107555Reference
—
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Test results
Fuel use
15.1 l/hourReference
15.9 l/hourReference
Max pull
3099 kgReference
2981 kgReference
Capacities
Fuel
—
75.7 LReference
Hydro 84 Serial Numbers
1978
—
501Reference
1979
—
787Reference
1980
—
1481Reference
1981
—
5564Reference
1982
—
6014Reference
1983
—
8069Reference
Location:
—
Serial number plate on the right side of the frame, above the front axle.Reference
International Harvester Hydro 84 Height
ROPS
—
254 cmReference
Speeds
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.