International Harvester
Hydro 186
Farm tractor · 1976–1981 · 116 hp
International HarvesterHydro 186
The International Harvester Hydro 186 is a farm tractor manufactured from 1976 to 1981. It features a International Harvester D436 engine, and power assist steering. The transmission is a hydrostatic type with variable, two-range forward and reverse.
Engine
| Engine | International Harvester D436 |
|---|---|
| Fuel Type | diesel |
| Cylinders | 6 |
| Cooling | liquid-cooled |
| Displacement | 436 ci (7.1 L) |
| Bore | 4.3 in (109 mm) |
| Stroke | 5 in (127 mm) |
| Power PTO | 105.02 hp (78.3 kW) |
| Power Drawbar | 79.83 hp (59.5 kW) |
| Air Cleaner | dual dry element |
| Oil Capacity | 14 qts (13.2 L) |
| Coolant Capacity | 26 qts (24.6 L) |
| Manufacturer | International Harvester |
| Rated | 2,400 RPM |
Transmission
| Transmission Type | hydrostatic |
|---|---|
| Gears | variable, two-range forward and reverse |
| Transmission Description | A range lever on the right console allows the selection of high, low, or reverse range. Speed is controlled by the speed-control lever on the left side of the instrument panel. An inching pedal is located on the left side of the tractor, and allows for small movements when connecting implements. |
| Oil Capacity | 114 qts (107.9 L) |
| Oil Type | IH Hy-Tran/B-6 |
Hydraulics
| Type | open center |
|---|---|
| Pump Flow | 12 gpm (45.4 lpm) |
| Valves | 2 |
| System Capacity | 28.5 gal (107.9 L) |
Hitch
| Rear Type | 2 |
|---|---|
| Rear Lift | 6,660 lbs (3,020 kg) |
Dimensions
| Length | 169 in (429 cm) |
|---|---|
| Width | 98 in (248 cm) |
| Height Cab | 125 in (317 cm) |
| Wheelbase | 106 in (269 cm) |
| Ground Clearance | 26 in (66 cm) |
Weight
| Shipping | 12,350 lbs (5,601 kg) |
|---|---|
| Operating | 13,135 lbs (5,958 kg) |
Tires & Tracks
| Front Ag | 10.00-16 |
|---|---|
| Rear Ag | 18.4-34 |
Fuel
| Capacity | 50 gal (189.2 L) |
|---|
Steering
| Type | power assist |
|---|
Cab
| Cab | standard with air-conditioning |
|---|
Compatible Implements
Box Blades
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride BB3578 | Box Blades | 78" | 45 hp |
| Land Pride BB3596 | Box Blades | 96" | 45 hp |
| Land Pride BB3584 | Box Blades | 84" | 45 hp |
Rotary Cutters
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride RCFM3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| Bush Hog BH210-3 variant 3 | Rotary Cutters | 84" | 50 hp |
| Land Pride RCF3096 - 3PT | Rotary Cutters | 96" | 50 hp |
| BEFCO RHD-472 | Rotary Cutters | 72" | 50 hp |
| Land Pride RCR2596 - 3 PT | Rotary Cutters | 96" | 50 hp |
| Land Pride RCF3696 - 3PT | Rotary Cutters | 96" | 50 hp |
| Bush Hog BH310 variant 3 | Rotary Cutters | 84" | 55 hp |
| BEFCO RHD-484 | Rotary Cutters | 84" | 60 hp |
| Bush Hog BH410 variant 1 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCF3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCFM3610 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF2784 - 3PT | Rotary Cutters | 84" | 60 hp |
| Land Pride RCF3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCR2510 - 3 PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF3672 | Rotary Cutters | 72" | 60 hp |
| Land Pride RCFM3010 - 3PT | Rotary Cutters | 120" | 60 hp |
| Land Pride RCF3684 - 3PT | Rotary Cutters | 84" | 70 hp |
| Bush Hog BH410 variant 2 | Rotary Cutters | 84" | 70 hp |
| Land Pride RCPM2760 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCP2760 | Rotary Cutters | 60" | 75 hp |
| Land Pride DBM2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride DB2660 | Rotary Cutters | 60" | 75 hp |
| Land Pride RCPM3760 | Rotary Cutters | 60" | 95 hp |
| Land Pride RCP3760 | Rotary Cutters | 60" | 95 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.