Leaks at any point in the exhaust system can cause backfire problems,
particularly if you're running rich.
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Tom Young                        '81 Vanagon
Lafayette, CA 94549          '82 Westfalia
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----- Original Message -----
From: "Jeff Strickrott" <jstric01@CS.FIU.EDU>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Friday, September 27, 2002 7:55 PM
Subject: Update: Bad Valve Issues/Question, Opinion sought.

> Any
> suggestion on solving backfire problem when decelerating? The deceleration
> valve passes the Bentley's test. Not a large backfire and may be caused by
> the fact that the fuel mixture is probably rich. Any other suggestions?
> Currently the EGR connection on the crossover pipe is rusted out so the
> exhaust is not complete sealed. Would this make a difference?