International Harvester 574

The International Harvester 574 is a tractor produced by International Harvester. It is equipped with a 238.6 ci 3.9 L engine. The listed engine power is Gasoline (listed): 67 hp / 50.0 kW; Diesel (net): 64.7 hp / 48.2 kW; Diesel (gross): 68 hp / 50.7 kW. Transmission: Torque Amplifier. Operating weight: 4660 to 5150 pounds.

Overview

	1970 - 1978 Utility tractor

Production
Manufacturer	International Harvester
Utility tractor
Factories	Doncaster, England
	Louisville, Kentucky, USA
Original price was $10,000 in 1978
The International 574 is similar to the 2500 backhoe/industrial tractor.

International Harvester 574 Power
Engine (gross)	68 hp 50.7 kW
Engine (net)	64.7 hp 48.2 kW
Engine	67 hp 50.0 kW
Drawbar (claimed)	45.1 hp 33.6 kW
PTO (claimed)	52 hp 38.8 kW
Drawbar (tested)	45.85 hp 34.2 kW
PTO (tested)	52.97 hp 39.5 kW
Performance test details ...

Mechanical
Two-wheel drive
Power steering
Hydraulic wet disc brakes
Open operator station. Four-post ROPS and cab available.

Hydraulics
Type	open center
Pressure	2500 psi 172.4 bar
Pump flow	11.9 gpm 45.0 lpm

Tractor hitch
Rear Type	II
Control	position and draft control
Rear lift (at ends)	3600 lbs 1632 kg

Power Take-off (PTO)
Rear PTO	independent
Clutch	hydraulic wet disc
Rear PTO Type	540 (1.375)
	540/1000 (1.375)OptOptional
Engine RPM	540@1935
	1000@2200

Dimensions & Tires
Wheelbase	84.5 inches 214 cm
Weight	4660 to 5150 pounds
Front tire	6.00-16
Rear tire	11-36
Full dimensions and tires ...

Electrical
Charging system	alternator
Charging amps	28
Battery volts	12

References
International Tractor Range published in 1973, by International Harvester
Buyer's Guide published in 1976, by International Harvester
1978 Buyer's Guide published by International Harvester
454 and 574 tractors - the producers published by International Harvester
454 and 574 Tractors published by International Harvester
464, 574 and and 674 Tractors published in 1973, by International Harvester
574 published in 1969, by International Harvester
454, 474, 574 & 674 Tractors published in 1974, by International Harvester
Full Synchromesh and Hydrostatic Tractor Range published in 1963, by International Harvester
27PS-115PS published in 1975, by International Harvester
Farm Equipment Reference Catalog published in 1971, by International Harvester

Engine

Engine options
International Harvester 3.3L 4-cyl gasoline
International Harvester 3.9L 4-cyl diesel

Engine Detail — 200.3 ci / 3.3 L Gasoline

Manufacturer	International Harvester C200
Configuration	4-cylinder, liquid-cooled
nastural gasoline
Displacement	200.3 ci 3.3 L
Bore/Stroke	3.8125x4.39 inches 97 x 112 mm
Power	67 hp 50.0 kW
Compression	7.33:1
Rated RPM	2200
Starter volts	12

Engine Detail — 238.6 ci / 3.9 L Diesel

Manufacturer	International Harvester D239
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	238.6 ci 3.9 L
Bore/Stroke	3.875x5.06 inches 98 x 129 mm
Power (net)	64.7 hp 48.2 kW
Power (gross)	68 hp 50.7 kW
Fuel system	direct injection
Air cleaner	two stage dry
Compression	12:1
Rated RPM	2200 (gear)
	2400 (hydro)
Torque	185 lb-ft 250.9 Nm
Torque RPM	1600
Starter volts	12
Oil capacity	9 qts 8.5 L
Coolant capacity	14.5 qts 13.7 L

Transmission

Transmission options
8-speed partially synchronized
hydrostatic
16-speed two-speed power shift.

Transmission — 8 forward and 4 reverse partially synchronized

Type	partially synchronized
Gears	8 forward and 4 reverse
Clutch	280mm dry disc
Four synchronized gears (1-4) in low, high, and reverse ranges.

Transmission — infinite forward and reverse hydrostatic

Type	hydrostatic
Gears	infinite forward and reverse
The hydrostatic model 574 was uncommon in North America, most were sold in the European market.

Transmission — Torque Amplifier

Transmission	Torque Amplifier
Type	two-speed power shift.
Gears	16 forward and 8 reverse
With 16.9x30 rear tires.

Dimensions

International Harvester 574 Tires
Ag front	6.00-16
Ag rear	11-36
Ag front	5.50-16
	7.50-16
Ag rear	13-30
	14-30
	11-32
	12-38

Dimensions
Wheelbase	84.5 inches 214 cm
Length	134 inches 340 cm
Width	64 inches 162 cm
Height (steering wheel)	59.5 inches 151 cm
Height (ROPS)	89 inches 226 cm
Ground clearance	14.5 inches 36 cm
Front tread	48 to 80 inches 121 to 203 cm
Rear tread	52 to 76 inches 132 to 193 cm

International Harvester 574 Weight
Gas Shipping	4660 lbs 2113 kg
Diesel Shipping	4910 lbs 2227 kg
Gas Operating	4835 lbs 2193 kg
Diesel Operating	5150 lbs 2336 kg

Tests

Tractor Tests
NTTL 1098: gasoline 8-speed 2WD
NTTL 1099: diesel 8-speed 2WD

Nebraska Tractor Test 1098
Gasoline 8-speed 2WD April 21 - May 11, 1972 Link: Nebraska Tractor Test 1098 file
PTO performance
Power at rated engine speed	52.97 hp 39.5 kW
Fuel use	4.7 gal/hour 17.8 l/hour
Drawbar performance
Max power	44.03 hp 32.8 kW
Fuel use	4.6 gal/hour 17.4 l/hour
Gear 3L used for power test.
Max pull	6,360 lbs 2884 kg
Gear 1L used for pull test.

Nebraska Tractor Test 1099
Diesel 8-speed 2WD April 22 - May 12, 1972 Link: Nebraska Tractor Test 1099 file
PTO performance
Power at rated engine speed	52.55 hp 39.2 kW
Fuel use	3.6 gal/hour 13.6 l/hour
Drawbar performance
Max power	45.85 hp 34.2 kW
Fuel use	3.6 gal/hour 13.6 l/hour
Gear 3L used for power test.
Max pull	6,446 lbs 2923 kg
Gear 1L used for pull test.

Attachments

Attachment overview
International Harvester 1550 loader
International Harvester 1850 loader
International 2050 loader

Photos

Open station International 574 utility tractor.

International 574 with loader.

International 574 with cab.