<VV> Spark Delay Valve - yay or nay?

Harry Yarnell hyarnell1 at earthlink.net
Sun Jan 13 11:51:31 EST 2008


Yep, they were used in the '70s; part of attempts employed to fight 
emissions. Not stock on a Corvair....

harry yarnell
perryman garage and orphanage
hyarnell1 at earthlink.net
----- Original Message ----- 
From: "Michael Kovacs" <kovacsmj at sbcglobal.net>
To: <virtualvairs at corvair.org>
Sent: Sunday, January 13, 2008 11:38 AM
Subject: Re: <VV> Spark Delay Valve - yay or nay?


>I never heard of a spark delay valve! I'd like some info on it. Who can 
>find this gadget in any of the Chevy parts books?
>
> Steven <steven at sashimi.org> wrote:   I noticed a little valve in the 
> vacuum advance hose on my 140PG car which I
> learned is a spark delay valve (SDV), installed on cars with A.I.R. 
> polution
> control systems.......
>
> MIKE KOVACS
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