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McCormick-Deering W-12 on rubber tires at the Driffield Steam Rally 2008
|Superseded by||McCormick-Deering W-14|
|Power hp||18 belt, 14 drawbar|
|Displacement cu in /(litre)||113 ci|
|No. of Cylinders||4|
|Bore in (mm)||3|
|Stroke in (mm)||4|
|Naturally aspirated, Turbo or Supercharged||NA|
|Transmission type||sliding gear|
|Tyre Sizes (std/options)|
|Front||(steel 22.5"x3.5" standard)|
|Rear||(steel 42"x8" standard)|
|Length (inches/metres)||103 in|
|Height (inches/meters)||55 in|
|Weight (nominal) lb/kg||2900 lb|
|Turning circle (nominal) inches/meters||14 ft|
|Factories||Tractor Works, Chicago, Illinois, USA|
|Nebraska Tests No.||231|
|Approximate Cost new in (year)||$725 (1936)|
The McCormick-Deering W-12 was a small standard tread tractor powered by the basic 113 ci 4-cylinder engine from the Farmall F-12. The W-12 was slightly more powerful than the F-12 because the governed engine speed was increased from 1400 to 1700 rpm.
Factory locations Edit
- International Harvester Tractor Works, Chicago, Illinois, USA
See infobox for basic details
Variations and Options Edit
Available rubber tires
- Front: 5.50-16
- Rear: 11.25-24
Serial numbers and production figuresEdit
|Year||Serial run||Number Built||Notes (Total built 3,630).|
Note: "Number Built" and "Serial Run" may not always agree if they are based on different International Harvester records. Different parts of the company did not always agree on the interpretation of production vs. sales or model year vs. calendar year vs. sales year vs. fiscal year.