International Harvester 674
The International Harvester 674 is a utility tractor produced from 1973 to 1977 by International Harvester. It was manufactured in Doncaster, England and Louisville, Kentucky, USA. The tractor features two engine options: a 3.9L 4-cylinder diesel and a 3.3L 4-cylinder gasoline engine. It has an 8-speed gear transmission with 4 reverse speeds, power steering, hydraulic wet disc brakes, and an open operator station with optional four-post ROPS and cab. The 674 offers a drawbar power of 54.45 hp and PTO power of 61.56 hp. It includes an open center hydraulic system with a 13 gpm pump flow and a rear Type II hitch with position and draft control. The tractor's dimensions include a wheelbase of 84.5 inches, length of 131 inches, and operating weight of 5,650 lbs. It runs on 7.50-16 front tires and 16.9-30 rear tires. The 674 was originally priced at $11,300 in 1978.
Power65 hp[P]
Founded1973 - 1977
Model674
Technical Specifications
Detailed specifications and technical data for International Harvester 674
Power
| PTO (tested) | 61.56 hp (45.9 kW) |
|---|---|
| Drawbar (tested) | 54.45 hp (40.6 kW) |
Tires
| Ag rear | 16.9-30 |
|---|---|
| Ag front | 7.50-16 |
Engine
| Fuel tank | 20 gal (75.7 L) |
|---|---|
| Engine options | International Harvester 3.9L 4-cyl diesel; International Harvester 3.3L 4-cyl gasoline |
| Diesel rated RPM | 2400 |
| Diesel air cleaner | dual stage dry |
| Diesel bore/stroke | 3.875x5.06 inches (98 x 129 mm) |
| Diesel compression | 16:1 |
| Diesel engine type | diesel, 4-cylinder, liquid-cooled |
| Gasoline rated RPM | 2400 |
| Diesel displacement | 239 ci (3.9 L) |
| Diesel engine model | International Harvester D239 |
| Diesel starter volts | 12 |
| Gasoline air cleaner | dual stage dry |
| Gasoline bore/stroke | 3.8125x4.39 inches (97 x 112 mm) |
| Gasoline compression | 7.33:1 |
| Gasoline engine type | gasoline, 4-cylinder, liquid-cooled |
| Gasoline displacement | 200.3 ci (3.3 L) |
| Gasoline engine model | International Harvester C200 |
| Gasoline starter volts | 12 |
Dimensions
| Width | 70 inches (177 cm) |
|---|---|
| Length | 131 inches (332 cm) |
| Wheelbase | 84.5 inches (214 cm) |
| Rear tread | 56 to 76 inches (142 to 193 cm) |
| Front tread | 54 to 80 inches (137 to 203 cm) |
| Height (cab) | 93 inches (236 cm) |
| Ballasted weight | 8,690 lbs (3941 kg) |
| Operating weight | 5,650 lbs (2562 kg) |
| Clearance (rear axle) | 23 inches (58 cm) |
| Height (steering wheel) | 62 inches (157 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
Hydraulics
| Type | open center |
|---|---|
| Pump flow | 13 gpm (49.2 lpm) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Hydraulic wet disc brakes |
| Steering | Power steering |
| Operator station | Open operator station. Four-post ROPS and cab available. |
Production
| Category | Utility tractor |
|---|---|
| Factories | Doncaster, England; Louisville, Kentucky, USA |
| Years made | 1973 - 1977 |
| Original price | $11,300 in 1978 |
Transmission
| Type | gear |
|---|---|
| Gears | 8 forward and 4 reverse |
| Clutch | dry disc |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | II |
| Rear lift | 3969 lbs (1800 kg) |
Serial Numbers
| 1973 | 100001 |
|---|---|
| 1974 | 101862 |
| 1975 | 103172 |
| 1976 | 105946 |
| 1977 | 107555 |
| Serial number location | Serial number plate on the left side of the transmission housing. |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 (1.375) |
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