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Old 06-12-2021, 12:06 AM   #6
ETAModel
Senior Member
 
Join Date: May 2013
Location: Along the Red River, Texas
Posts: 360
Default Re: Spark plug for driver, not show car.

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Quote:
Originally Posted by Oldgearz View Post
You'll get a ton of different answers. I use Autolite 3076. They are midrange temp, available, and not overpriced. Tried Champion 518 and car didn't run as well. I have the Autolites gapped at .032-.033. Folks will tell you gap should be .035. See what runs best in your car.
I was told some plugs wont fit the large hole in the cylinder head and an adapter is used...will the Autolite 3076 fit directly in the head? The local Autozone has these.

Thanks
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