5ktq Chirp - Birds under the hood?

DGraber460 at aol.com DGraber460 at aol.com
Tue Dec 18 10:00:37 EST 2001


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The crankcases on turbo cars cycle back & forth between pressure and vacuum.
Under vacuum they can suck air giving a whistle noise, but due to their
cupped construction, seal under pressure and therefore not leak oil.
So I have been lead to believe. YMMV.

Dennis



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