Case LA

Production: 1940 - 1953  

Production
Manufacturer:	J.I. Case
Type:	Standard-tread tractor
Factory:	Racine, Wisconsin, USA
Total built:	35,493
The stout Case LA was often a candidate for re-powering with a Detroit Diesel 3-71 engine.

Variants

farm

industrial

J.I. Case LA Power
Drawbar (claimed):	51 hp 38.0 kW
Belt (claimed):	58 hp 43.3 kW
Drawbar (tested):	51.73 hp 38.6 kW
Belt (tested):	59.60 hp 44.4 kW

Mechanical
Chassis:	4x2 2WD
Steering:	manual
Brakes:	differential mechanical disc
Cab:	Open operator station.
Transmission:	4-speed unsynchronized gear

Power Take-off (PTO)
Rear RPM:	550

LA Serial Numbers
1940:	4400001
1941:	4500001
1942:	4600001
1943:	4700001
1944:	4800001
1945:	4900001
1946:	5000001
1947:	5100001
1948:	5200001
1949:	5300001
1950:	5400001
1951:	5500001
1952:	5600001
1953:	5700001

Engine Detail
J.I. Case
gasoline
4-cylinder
liquid-cooled
Displacement:	403.2 ci 6.6 L
Bore/Stroke:	4.625x6 inches 117 x 152 mm
Air cleaner:	oil bath
Compression:	4.83 : 1
Rated RPM:	1100
Firing order:	1-3-4-2
Starter volts:	6
Oil capacity:	15 qts 14.2 L
Coolant capacity:	61 qts 57.7 L
Sparkplug gap:	0.030 inches 0.762 mm
Intake valve clearance:	0.018 inches 0.457 mm *Cold
Exhaust valve clearance:	0.018 inches 0.457 mm *Cold

Transmission
Type:	unsynchronized gear
Gears:	4 forward and 1 reverse

Dimensions
Operating weight:	7515 lbs 3408 kg
Ballasted weight:	10860 lbs 4926 kg