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Old 05-14-2008, 11:58 PM   #25
Arctic Penguin
Scooby Specialist
 
Member#: 119532
Join Date: Jul 2006
Vehicle:
2006 WRX

Default

Quote:
Originally Posted by magnum2066 View Post
Yep. Even non-turbo vehicles have a vacuum while the engine is running.
ALL

repeat

ALL

internal combusiton engines are, for all intents, vacuum pumps and create vac as a function of their functioning

FI engines just change where they are creating vac when on boost compared to off boost operation.
They ALWAYS suck air in at one end and force it out the other end while in operation.
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