International Harvester 574 Specs ( 1970-1978 )
Overview
The International Harvester 574 is a utility tractor manufactured between 1970 and 1978 in Doncaster, England, available with either a 3.3L gasoline or 3.9L diesel engine. Listed with a 3600-pound rear lift capacity, the model features various transmission options including an 8-speed partially synchronized unit and a hydrostatic drive system. The tractor is configured with an open operator station or an optional ROPS and cab, weighing between 4,660 and 5,150 pounds depending on the fuel type and configuration.
Ideal Applications
Tested Power and Efficiency:
Nebraska Tractor Test results show the diesel model achieving 52.55 hp at rated engine speed with a fuel consumption rate of 3.6 gallons per hour.
Transmission and Speed Options:
The tractor was offered with three transmission types: an 8-speed partially synchronized gear set, a 16-speed power shift with Torque Amplifier, and a hydrostatic drive.
Chassis and Ground Dimensions:
Built on an 84.5-inch wheelbase, the unit features a ground clearance of 14.5 inches and adjustable front tread widths ranging from 48 to 80 inches.
Production
| Description | Utility tractor / Original price was $10,000 in 1978 / The International 574 is similar to the 2500 backhoe/industrial tractor. |
|---|---|
| Factories | Doncaster, England |
| Manufacturer | International Harvester |
Engine
| Air cleaner | two stage dry |
|---|---|
| Bore/Stroke | 3.8125x4.39 inches (97 x 112 mm) / 3.875x5.06 inches (98 x 129 mm) |
| Compression | 7.33:1 / 12:1 |
| Coolant capacity | 14.5 qts (13.7 L) |
| Description | International Harvester C200 / nastural gasoline / 4-cylinder / liquid-cooled / International Harvester D239 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 200.3 ci (3.3 L) / 238.6 ci (3.9 L) |
| Fuel system | direct injection |
| Oil capacity | 9 qts (8.5 L) |
| Power | 67 hp (50.0 kW) |
| Power (gross) | 68 hp (50.7 kW) |
| Power (net) | 64.7 hp (48.2 kW) |
| Rated RPM | 2200 / 2200 (gear) |
| Starter volts | 12 / 12 |
| Torque | 185 lb-ft (250.9 Nm) |
| Torque RPM | 1600 |
| Engine type | International Harvester 3.3L 4-cyl gasoline / International Harvester 3.9L 4-cyl diesel |
| Engine type | International Harvester 3.3L 4-cyl gasoline / International Harvester 3.9L 4-cyl diesel |
| Fuel tank | 20.3 gal (76.8 L) |
| Drawbar (claimed) | 45.1 hp (33.6 kW) |
| Drawbar (tested) | 45.85 hp (34.2 kW) |
| Engine (gross) | 68 hp (50.7 kW) |
| Engine (net) | 64.7 hp (48.2 kW) |
| PTO (claimed) | 52 hp (38.8 kW) |
| PTO (tested) | 52.97 hp (39.5 kW) |
Transmission
| Clutch | 280mm dry disc |
|---|---|
| Description | Four synchronized gears (1-4) in low, high, and reverse ranges. / The hydrostatic model 574 was uncommon in North America, most were sold in the European market. |
| Gears | 8 forward and 4 reverse / infinite forward and reverse / 16 forward and 8 reverse |
| Transmission | Torque Amplifier |
| Type | partially synchronized / hydrostatic / two-speed power shift. |
| Description | hydrostatic |
| Transmission type | 8-speed partially synchronized / 16-speed two-speed power shift. |
| Description | hydrostatic |
| Transmission type | 8-speed partially synchronized / 16-speed two-speed power shift. |
Mechanical
| Cab | Open operator station. Four-post ROPS and cab available. |
|---|---|
| Description | Power steering / Hydraulic wet disc brakes |
| Drive type | Two-wheel drive |
Hydraulics
| Pressure | 2500 psi (172.4 bar) |
|---|---|
| Pump flow | 11.9 gpm (45.0 lpm) |
| Type | open center |
Hitch
| Control | position and draft control |
|---|---|
| Rear lift (at ends) | 3600 lbs (1632 kg) |
| Rear Type | II |
PTO
| Clutch | hydraulic wet disc |
|---|---|
| Engine RPM | 540@1935 |
| Rear PTO | independent |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 28 |
| Charging system | alternator |
Dimensions & Tires
| Front tread | 48 to 80 inches (121 to 203 cm) |
|---|---|
| Ground clearance | 14.5 inches (36 cm) |
| Height (ROPS) | 89 inches (226 cm) |
| Height (steering wheel) | 59.5 inches (151 cm) |
| Length | 134 inches (340 cm) |
| Rear tread | 52 to 76 inches (132 to 193 cm) |
| Wheelbase | 84.5 inches (214 cm) |
| Width | 64 inches (162 cm) |
| Front tire | 6.00-16 |
| Rear tire | 11-36 |
| Weight | 4660 to 5150 pounds |
| Wheelbase | 84.5 inches (214 cm) |
| Ag front | 6.00-16 / 5.50-16 |
| Ag rear | 11-36 / 13-30 |
574 Serial Number Location
| Description | Serial number tag on the right front-end support, or mounted on the clutch housing. |
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574 Serial Numbers
| 1970 | 504 |
|---|---|
| 1971 | 650 |
| 1972 | 3329 |
| 1973 | 7074 |
| 1974 | 102961 |
| 1975 | 107880 |
| 1976 | 111783 |
| 1977 | 114195 |
| 1978 | 117065 |
| Description | FAQ: How to read a serial number table. |
International Harvester 574 Weight
| Diesel Operating | 5150 lbs (2336 kg) |
|---|---|
| Diesel Shipping | 4910 lbs (2227 kg) |
| Gas Operating | 4835 lbs (2193 kg) |
| Gas Shipping | 4660 lbs (2113 kg) |
International Harvester 574 attachments
| Description | front-end loader |
|---|
Nebraska Tractor Test 1098
| Description | Gasoline 8-speed 2WDApril 21 - May 11, 1972Link: Nebraska Tractor Test 1098 file / PTO performance / Drawbar performance / Gear 3L used for power test. / Gear 1L used for pull test. |
|---|---|
| Fuel use | 4.7 gal/hour (17.8 l/hour) / 4.6 gal/hour (17.4 l/hour) |
| Max power | 44.03 hp (32.8 kW) |
| Max pull | 6,360 lbs (2884 kg) |
| Power at rated engine speed | 52.97 hp (39.5 kW) |
Nebraska Tractor Test 1099
| Description | Diesel 8-speed 2WDApril 22 - May 12, 1972Link: Nebraska Tractor Test 1099 file / PTO performance / Drawbar performance / Gear 3L used for power test. / Gear 1L used for pull test. |
|---|---|
| Fuel use | 3.6 gal/hour (13.6 l/hour) / 3.6 gal/hour (13.6 l/hour) |
| Max power | 45.85 hp (34.2 kW) |
| Max pull | 6,446 lbs (2923 kg) |
| Power at rated engine speed | 52.55 hp (39.2 kW) |
References
| Description | 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 |
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Speeds
| Description | With 16.9x30 rear tires. |
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Tractor Tests
| Description | NTTL 1098: gasoline 8-speed 2WD / NTTL 1099: diesel 8-speed 2WD |
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