Thread: Autolite double platinum plugs? Also indexing?
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Old 12-09-2012, 09:58 AM   #11
art leong
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Default Re: Autolite double platinum plugs? Also indexing?
Quote:
Originally Posted by SSDiv6 View Post
Art,

I would recommend the following Autolite Racing plug numbers:

AR3932X or AR3933X

The AR3932X is a colder plug.
Are those 25mm (1") reach with a tapered seat and 5/8 (16mm) hex?
Those are the parameters I need
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