Compare/International Harvester 574 vs International Harvester Hydro 86

International Harvester 574 vs International Harvester Hydro 86

Verdict: International Harvester 574 vs International Harvester Hydro 86

The International Harvester 574 and the International Harvester Hydro 86 are both tractors — here is how they stack up on the figures that matter. International Harvester Hydro 86 leads on rated power with 70 hp against 68 hp. International Harvester Hydro 86 is the lighter machine (3,719 kg vs 4,660 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester Hydro 86 is the newer design (1976 vs 1970). In short: choose the International Harvester Hydro 86 for outright pulling power, or the International Harvester 574 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

68 hp

70 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

With 16.9x30 rear tires.Reference

Pull at 3.3 KPHReference

Factories

Louisville, Kentucky, USAReference

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Engine

Fuel tank

76.8 LReference

—

Engine (gross)

50.7 kWReference

—

Engine (net)

48.2 kWReference

—

Engine

50.0 kWReference

—

Drawbar (claimed)

33.6 kWReference

39.8 kWReference

Drawbar (tested)

34.2 kWReference

40.2 kWReference

Displacement

3.9 LReference

5.1 LReference

Bore/Stroke

98 x 129 mmReference

98 x 111 mmReference

Power

50.0 kWReference

—

Compression

12:1Reference

15.1:1Reference

Rated RPM

2400 (hydro)Reference

2400Reference

Starter volts

12Reference

Power (net)

48.2 kWReference

—

Power (gross)

50.7 kWReference

—

Fuel system

direct injectionReference

—

Air cleaner

two stage dryReference

dryReference

Torque

250.9 NmReference

—

Torque RPM

1600Reference

—

Oil capacity

8.5 LReference

—

Coolant capacity

13.7 LReference

—

Power at rated engine speed

39.2 kWReference

52.9 kWReference

Max power

34.2 kWReference

39.1 kWReference

Transmission

Gears

16 forward and 8 reverseReference

variable forward and reverse (2-range)Reference

Transmission

Torque AmplifierReference

—

PTO & Hydraulics

PTO (claimed)

38.8 kWReference

51.8 kWReference

PTO (tested)

39.5 kWReference

52.9 kWReference

Type

two-speed power shift.Reference

hydrostaticReference

Pressure

172.4 barReference

—

Pump flow

45.0 lpmReference

45.4 lpmReference

Rear Type

IIReference

Control

position and draft controlReference

—

Rear lift (at ends)

1632 kgReference

—

Rear PTO

independentReference

Clutch

280mm dry discReference

—

Rear PTO Type

540/1000 (1.375)Reference

540 (1.375)Reference

Engine RPM

1000@2200Reference

—

Valves

—

1Reference

Power at rated PTO speed

—

49.7 kWReference

Dimensions

Wheelbase

214 cmReference

—

Weight

4660 to 5150 poundsReference

3719 kgReference

Front tire

6.00-16Reference

7.50-16Reference

Rear tire

11-36Reference

15.5-38Reference

Ag front

7.50-16Reference

Ag rear

12-38Reference

15.5-38Reference

Length

340 cmReference

—

Width

162 cmReference

—

Height (steering wheel)

151 cmReference

—

Height (ROPS)

226 cmReference

—

Ground clearance

36 cmReference

—

Bar rear axle

69 mmReference

—

Front tread

121 to 203 cmReference

—

Rear tread

132 to 193 cmReference

—

Gas Shipping

2113 kgReference

—

Diesel Shipping

2227 kgReference

—

Gas Operating

2193 kgReference

—

Diesel Operating

2336 kgReference

—

Operating weight

—

3719 kgReference

Ballasted weight

—

4731 kgReference

International Harvester 574 attachments

574 Serial Number Location

574 Serial Numbers

1970

504Reference

—

1971

650Reference

—

1972

3329Reference

—

1973

7074Reference

—

1974

102961Reference

—

1975

107880Reference

—

1976

111783Reference

—

1977

114195Reference

—

1978

117065Reference

—

Electrical

Charging system

alternatorReference

—

Charging amps

28Reference

—

Battery volts

12Reference

—

Attachment overview

Test results

Fuel use

13.6 l/hourReference

17.8 l/hourReference

Max pull

2923 kgReference

3998 kgReference

Speeds

Hydro 86 Serial Number Location

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.