J.I. Case

444

Lawn tractor · 1969–1988 · 14 hp

The J.I. Case 444 is a lawn tractor manufactured from 1969 to 1988. It features a Kohler K321AS engine. The transmission is a hydraulic drive type with infinite forward and reverse (2-range).

Engine

EngineKohler K321AS
Fuel Typegasoline
Cylinders1
Coolingair-cooled horizontal-shaft
Displacement31.27 ci (512 cc)
Bore3.5 in (89 mm)
Stroke3.25 in (83 mm)
Compression Ratio7
Power Gross14 hp (10.4 kW)
Starter Volts12
Starter Typeelectric
Oil Capacity1.5 qts (1.4 L)
ManufacturerKohler
Sparkplug Gap0.04 in (0.89 mm)

Transmission

Transmission Typehydraulic drive
Transmission ModelHY-Driv
Gearsinfinite forward and reverse (2-range)
Transmission DescriptionThe HY-Drive uses a fixed-displacement hydraulic pump to power a two-speed transaxle.
Oil Capacity6.5 qts (6.2 L)
Oil TypeSAE20W40 32 o F [0 o C] ↓ : SAE5W20

Hydraulics

Typeopen center
Pump Flow8 gpm (30.3 lpm)
Pressure2,000 psi (137.9 bar)
System Capacity1.25 gal (4.7 L)

Hitch

Rear Typesleeve hitch optional

Dimensions

Length70 in (177 cm)
Width41 in (104 cm)
Height43.5 in (110 cm)
Wheelbase46 in (116 cm)
Ground Clearance11 in (27 cm)
Front Tread33.5 in (85 cm)
Rear Tread31.5 in (80 cm)

Weight

Weight770 lbs (349 kg)
Shipping770 lbs (349 kg)

Tires & Tracks

Front Ag6.50-8
Rear Ag8.00-16

Fuel

Capacity3 gal (11.4 L)