446 by J.I. Case lawn tractors
1972 - 1988
Series:
1969 - 1988
| 1969 - 1988 |
| Model year 1969-19761977-1988 |
| 400 Series |
| Garden tractor |
Series:
| Series: | 442 ← | 444 | → 446 |
Production
| Production | |
| Manufacturer | J.I. Case |
| Type | Garden tractor |
| Factory | Winneconne, Wisconsin, USA |
J.I. Case 444 Engine
| J.I. Case 444 Engine | |
| 14HP Kohler 512cc 1-cyl gasoline | |
| Engine details ... |
J.I. Case 444 Transmission
| J.I. Case 444 Transmission | |
| hydraulic drive | |
| Transmission details ... |
Mechanical
| Mechanical | |
| Chassis | 4x2 2WD |
| Brakes | band |
| Cab | Open operator station. |
Capacity
| Capacity | |
| Fuel | 3 gal 11.4 L |
| Hydraulic system | 1.25 gal 4.7 L |
Hydraulics
| Hydraulics | |
| Type | open center |
| Capacity | 1.25 gal 4.7 L |
| Pump flow | 8 gpm 30.3 lpm |
Dimensions & Tires
| Dimensions & Tires | |
| Wheelbase | 48 inches 121 cm |
| Weight | 770 lbs 349 kg |
| Front tire | 6.50-8 |
| Rear tire | 8.00-16 |
| Full dimensions and tires ... | |
Electrical
| Electrical | |
| Ground | negative |
| Charging system | alternator |
| Charging amps | 15 |
| Battery volts | 12 |
| Battery AH | 24 |
Production
J.I. Case 446 Engine
1972 - 1988
| 1972 - 1988 |
| Model year 1972-19761977-1988 |
| 400 Series |
| Garden tractor |
Series:
| Series: | 444 ← | 446 |
Engine Detail
| Engine Detail | |
| Onan B43M | |
| gasoline | |
| 2-cylinder | |
| air-cooled | |
| Displacement | 709 cc 43.3 ci |
| Bore/Stroke | 3.25x2.625 inches 83 x 67 mm |
| Power | 16 hp 11.9 kW |
| Compression | 7:1 |
| Rated RPM | 3600 |
| Starter volts | 12 |
| Sparkplug | Champion RH18Y |
| Sparkplug gap | 0.025 inches 0.635 mm |
| Point gap | 0.021 inches 0.533 mm |
| Intake valve clearance | 0.005 inches*Cold 0.127 mm |
| Exhaust valve clearance | 0.013 inches*Cold 0.330 mm |
Engine Oil
| Engine Oil | |
| Oil capacity | 2 qts 1.9 L |
| Oil change | 25 h |
J.I. Case 446 Transmission
1972 - 1988
| 1972 - 1988 |
| Model year 1972-19761977-1988 |
| 400 Series |
| Garden tractor |
Series:
| Series: | 444 ← | 446 |
Transmission
| Transmission | |
| Transmission | HY-Drive |
| Type | hydraulic drive |
| Gears | infinite forward and reverse (2-range) |
| The HY-Drive uses a fixed-displacement hydraulic pump to power a two-speed transaxle. | |
Speeds
| Speeds | |
Mechanical
Capacity
11.4 L
6.1 L
Hydraulics
6.1 L
30.3 lpm
Dimensions & Tires
121 cm
349 kg
1972 - 1988
| 1972 - 1988 |
| Model year 1972-19761977-1988 |
| 400 Series |
| Garden tractor |
Series:
| Series: | 444 ← | 446 |
J.I. Case 446 Tires
| J.I. Case 446 Tires | |
| Lawn/turf front | 6.50-8 |
| Lawn/turf rear | 8.00-16 |
446 Serial Numbers
How to read a serial number table...
446 Serial Location
Electrical
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