mccormick deering os 4

McCormick-Deering OS-4 tractor photo
1944 - 1953
1944 - 1953
1944 - 1953
1944 - 1953
Engine Detail
International Harvester
gasoline
4-cylinder
liquid-cooled
Displacement
152.1 ci 2.5 L
Bore/Stroke
3.375x4.45 inches 86 x 113 mm
Air cleaner
oil bath
Compression
5.9:1 (high-compression gasoline)
 
4.75:1 (gasoline-distillate)
 
4.5:1 (kerosene)
Rated RPM
1650
Firing order
1-3-4-2
Oil capacity
6 qts 5.7 L
Coolant capacity
17 qts 16.1 L