His 12" tires will have a diameter of about half of what the truck he will be pulling it with so with that half diameter that means the circumfronce is way smaller than his truck tire so for the tread to travel as far it will have to spin twice what his larger tires do so therefore spinning twice as fast equals 150 MPH equivolent when he is traveling at truck speedometer reading of 75 MPH. The tread on pavement is what makes your speeds. Did you pass math in school?
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Today's Featured Article - Restoration Story: Fordson Major - by Anthony West. George bought his Fordson Major from a an implement sale about 18 years ago for £200.00 (UK). There is no known history regarding its origins or what service it had done, but the following work was undertaken alone to bring it up to show standard. From the engine number, it was found that this Major was produced late 1946. It was almost complete but had various parts that would definitely need replacing.
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