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Old 11-14-2008, 02:07 AM
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Technocyclist Technocyclist is offline
Motorized Bicycle Senior Technologist
Join Date: Jul 2008
Location: Asia
Posts: 463
Default Re: The Pocket Bike Engine and Your Opinion...

Originally Posted by hiker472 View Post
Uhh.....excuse my ingnorance, but what is a "jackshaft?"

I checked out that site and like the price on it and I think this is a great idea.
see pics for reference on jackshaft... It is a great idea. However, it would require you to have a 125mm or longer bottom brackets, or else you won't be able to get the correct chain alignment.
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File Type: jpg SBP_jackshaft_01.JPG (26.8 KB, 279 views)
File Type: jpg SBP_jackshaft_02.JPG (16.0 KB, 374 views)
Regardless if it's left or wrong, the opposite is always right.

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Last edited by Technocyclist; 11-14-2008 at 02:11 AM.
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