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Old 05-04-2010, 05:52 PM
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Originally Posted by dreaux View Post
the shape of it funnels or streamlines the air through the carb. I guess you could call it the venturi affect or something.

everything is about air flow in these little engines. The silicon ramp, rounding off the bottom of the sleeve, the fangs on the ports etc.
ok so what does me going from 8 to 7 or 7 to 8 etcc do and why does what make what faster and better.
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