Thread: AMF Roadmaster
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Old 08-10-2013, 09:02 PM
curtisfox curtisfox is offline
Motorized Bicycle Elite Member
Join Date: Dec 2008
Location: minesota
Posts: 3,523
Default Re: AMF Roadmaster

Originally Posted by dracothered View Post
Yea I have it.

So if I put in:
Gearbox: Transmission Ratio: Primary :3.722 1th:2.615(34:13) 2th:1.611(29:18)
then use 13T and 38T with a 22" tall tire at 7000 rpm's it comes out to 42.1mph.

36T = 44mph @ 7000 rpm and 54 mph at 8500 rpm
Sounds about right. I do it the old fashion way by multaplcation..........Curt
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