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Old 11-23-2012, 11:33 AM   #11
Gary H Humrichouse
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Default Re: Spark plug recomendation

..
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Old 11-23-2012, 11:54 AM   #12
396 stocker
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Default Re: Spark plug recomendation

autolite
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Old 11-23-2012, 06:47 PM   #13
Dirk Olson
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Default Re: Spark plug recomendation

X4 on the Autolites.
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Old 11-23-2012, 08:02 PM   #14
KRatcliff
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Default Re: Spark plug recomendation

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Originally Posted by tj310 View Post
What # Autolite ? ---Trevor
For the original poster's application I would use an Autolite AR24 (5/8' .460 reach). It is in the middle of the heat range. AR25 is hotter and AR23 is colder.

Index it and open the gap up to about .045 if you are using a short duration/intense racing ignition system like a MSD 7AL2. YMMV.
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Old 11-24-2012, 10:34 AM   #15
Jim Wahl
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Thumbs up Re: Spark plug recomendation

I've been using Accell plugs for years now. They last me all year usually. Not sure who they are made by but they offer good tuning with a wide heat range. Jim


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Old 11-24-2012, 10:22 PM   #16
Tim H
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Default Re: Spark plug recomendation

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I've been using Accell plugs for years now. They last me all year usually. Not sure who they are made by but they offer good tuning with a wide heat range. Jim


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They used to be mfd by Nippendenso for Accel ...
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