Thread: Max Speed of a Model A with 26% OD and HC Head
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Old 05-03-2021, 05:20 PM   #31
Synchro909
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Default Re: Max Speed of a Model A with 26% OD and HC Head
Quote:
Originally Posted by Vicky View Post
Attached Chart showing RPM-MPH for given Rear End Gear Ration
That's all very nice but what tyre size relate to those figures? A 5.00X19 tyre is about 3.3% smaller than a 4.5X21 tyre.
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