High swirl port design

EFISYSTEMS at aol.com EFISYSTEMS at aol.com
Thu Feb 4 19:32:41 GMT 1999


Hi Mike,
       The high swirl dog leg in your head is great for low speeds but only
allows the air to drop into the cylinder 1 inch(for a number),,,,whereas a
port that isn't as high swirl will send the air into the cylinder farther,
therefore better cylinder filling at high rpm.....I know yours is a boost
application and isn't as touchy about this as aspirated is but still
applies......hth's
-Carl Summers



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