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Old 03-22-2008, 04:23 AM   #16 (permalink)
Duffman
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Quote:
Originally Posted by CuriousOne View Post
What is needed is taking advantage of the exhaust scavenging effect and have the highest exhaust velocity. Backpressure is not needed,
Absolutely correct. The balance is that smaller pipes that promote velocity create packpressure, but mufflers and kinks in the pipes etc are pure losses.
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