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Re: Spark Plug Question

I'm not sure what you're measuring for gap, but the dual electrode plugs are 
pre-gapped when manufactured, and don't require any gap setting.  That's 
probably why you didn't find any gap information in the Bentley manual.

Just pull 'em out of the box and install them.


Ron Buchalski
BMWCCA #76387
1995 E36 M3
1993 E34 525iT
1999 Mazda Miata

>
>Date: Thu, 5 Dec 2002 12:05:42 -0700
>From: "Frank & Kirsten" <FranKirsten@domain.elided>
>Subject: Spark Plug Question
>
>I have a 1995 M3 and just installed new spark plugs and an oxygen
>sensor. The spark plugs were the standard bosch plug gapped at .032
>inch.
>Now my idle seems to have a stutter or pulse (drops about 200 rpm) that
>it did not have before the change. So, did I use the incorrect gap size
>and this may be the cause of my idle problem?
>
>By the way, I could not find the spark plug gap in the Bentley manual
>and the Haynes says .035 gap, I used .032 from the web page that I
>ordered the spark plugs. Just what is the correct gap?
>
>Thanks, Frank



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