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Old 01-13-2008, 05:54 PM
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Boxersix Boxersix is offline
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Join Date: Oct 2007
Location: Pattersonville, NY
Posts: 464
Quote:
Originally Posted by SVXRide View Post
From a fluid mechanics perspective, you actually want a slightly rough surface on the intake side to "trip" the flow and get better mixing of the air-fuel. Smoother on the exhaust side is okay.

-Bill
Exactly. The optimum surface prep is around a 400grit comparable. Just enough to optimize a good boundary layer for velocity and turbulence level for atomization
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