International Harvester
523
Farm tractor · 1965–1972 · 52 hp
International Harvester523
The International Harvester 523 is a farm tractor manufactured from 1965 to 1972. It features a International Harvester D-179 engine, and manual steering. The transmission is a partial power shift type with 8 forward and 4 reverse.
Engine
| Engine | International Harvester D-179 |
|---|---|
| Fuel Type | diesel |
| Cylinders | 3 |
| Cooling | liquid-cooled |
| Displacement | 179 ci (2.9 L) |
| Bore | 3.88 in (98 mm) |
| Stroke | 5.06 in (129 mm) |
| Power Gross | 52 hp (38.8 kW) |
| Power Rated | 52 hp (38.8 kW) |
| Air Cleaner | oil bath |
| Fuel System | direct injection |
| Starter Volts | 12 |
| Starter Type | electric |
| Oil Capacity | 6.8 qts (6.4 L) |
| Coolant Capacity | 16.3 qts (15.4 L) |
| Manufacturer | International Harvester |
| Rated | 2,100 RPM |
Transmission
| Transmission Type | partial power shift |
|---|---|
| Transmission Model | Agriomatic S |
| Gears | 8 forward and 4 reverse |
| Transmission Description | The Agriomatic S provides an additional four forward speeds selected by a right-hand power shift lever. Pushing the lever forward engages the Agriomatic range, while rearward uses the conventional range. The Agriomatic speeds are between high and low ranges, so this provides an undershift in high range and an overshift in low range. In reverse range it operates as a power shuttle. |
| Clutch | 279.4mm dry disc |
| Oil Capacity | 35.1 qts (33.2 L) |
| Available Options | 8-speed, 12-speed partial power shift |
Hydraulics
| Pump Flow | 7.5 gpm (28.4 lpm) |
|---|---|
| System Capacity | 4.3 gal (16.3 L) |
Hitch
| Rear Type | II/I |
|---|---|
| Rear Lift | 3,748 lbs (1,700 kg) |
Dimensions
| Length | 119.8 in (304 cm) |
|---|---|
| Width | 63.8 in (162 cm) |
| Height | 59.8 in (151 cm) |
| Wheelbase | 78.74 in (199 cm) |
Weight
| Weight | 5,380 lbs (2,440 kg) |
|---|
Tires & Tracks
| Front Ag | 6.00-16 |
|---|---|
| Rear Ag | 11x32, 9.5-24, 12.4-32, 16.9-30 |
Fuel
| Capacity | 18.5 gal (70 L) |
|---|
Steering
| Type | manual |
|---|
Compatible Implements
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride BB3584 | Box Blades | 84" | 45 hp |
| Land Pride BB3596 | Box Blades | 96" | 45 hp |
| Land Pride BB3578 | Box Blades | 78" | 45 hp |
Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.
These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.