caterpillar r2

Caterpillar R2 tractor photo
1934 - 1942 Agricultural Crawler tractor
1934 - 1942
Agricultural Crawler tractor
1934 - 1942
Agricultural Crawler tractor
1934 - 1942
Agricultural Crawler tractor
Engine options
Caterpillar 4.1L 4-cyl gasoline
Caterpillar 3.6L 4-cyl gasoline
Engine Detail
Caterpillar
gasoline
4-cylinder
liquid-cooled
Original engine, used on the 5E version.
Displacement
251 ci 4.1 L
Bore/Stroke
4.00x5.00 inches 102 x 127 mm
Air cleaner
oil bath
Rated RPM
950
Engine Detail
Caterpillar 3400G
gasoline
4-cylinder
liquid-cooled
The 3400G was used on the 4J and 6J versions, which were most R-2 tractors built.
Displacement
221 ci 3.6 L
Bore/Stroke
3.75x5.00 inches 95 x 127 mm
Air cleaner
oil bath
Rated RPM
1525
Oil capacity
12 qts 11.4 L
Coolant capacity
28 qts 26.5 L
Caterpillar R2 Engine
Caterpillar R2 engine image
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
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Updated on July 1, 2022