J.I. Case
446
Lawn tractor · 1972–1988 · 16 hp
J.I. Case446
The J.I. Case 446 is a lawn tractor manufactured from 1972 to 1988. It features a Onan B43M engine, and manual steering. The transmission is a hydraulic drive type with infinite forward and reverse (2-range).
Engine
| Engine | Onan B43M |
|---|---|
| Fuel Type | gasoline |
| Cylinders | 2 |
| Cooling | air-cooled |
| Displacement | 43.7 ci (716 cc) |
| Bore | 3.25 in (83 mm) |
| Stroke | 2.62 in (67 mm) |
| Power Rated | 16 hp (11.9 kW) |
| Starter Volts | 12 |
| Manufacturer | Onan |
| Rated | 3,600 RPM |
Transmission
| Transmission Type | hydraulic drive |
|---|---|
| Transmission Model | HY-Driv |
| Gears | infinite forward and reverse (2-range) |
| Transmission Description | The HY-Driv uses a fixed-displacement hydraulic pump to power a two-speed transaxle. |
Hydraulics
| Type | open center |
|---|---|
| Pump Flow | 8 gpm (30.3 lpm) |
| Valves | 2 |
| System Capacity | 1.25 gal (4.7 L) |
PTO
| Front Type | independent |
|---|
Hitch
| Rear Type | optional |
|---|
Dimensions
| Length | 73 in (185 cm) |
|---|---|
| Width | 41 in (104 cm) |
| Height | 43.3 in (109 cm) |
| Wheelbase | 48 in (121 cm) |
| Ground Clearance | 11 in (27 cm) |
| Front Tread | 33.5 in (85 cm) |
| Rear Tread | 31.5 in (80 cm) |
Weight
| Shipping | 702 lbs (318 kg) |
|---|
Tires & Tracks
| Front Ag | 6.50-8 |
|---|---|
| Rear Ag | 8.00-16 |
Fuel
| Capacity | 3 gal (11.4 L) |
|---|
Steering
| Type | manual |
|---|