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Spark plug Motorcraft AR6

Posted: Sun Jan 26, 2014 5:16 pm
by chrisk
Can the spark plug type Motorcraft AR6 are used for the M38A1.
Chris

Posted: Sun Jan 26, 2014 11:35 pm
by wesk
Hello Chris,

I seam to recall that there was a dimensional issue with the AR4S. AR6S & AR8S. It was either the top shielded wire nut/thread size or the length of the barrel.

Posted: Mon Jan 27, 2014 11:41 am
by chrisk
Hi Wes,
That's right, there missing the "S", I actually mean the AR6S.
I will try to figure out the shielded wire size and the length of the barrel and
the hot range!
Chris

Posted: Mon Jan 27, 2014 12:30 pm
by wesk
I have three charts that will help in my sub-album:
http://www.willysmjeeps.com/v2/modules. ... _album.php

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Posted: Wed Jan 29, 2014 4:41 am
by chrisk
Hi Wes,
Thank you very much for the sparkplug tables.
Soon I will come up with additional information. :roll:
Chris

Posted: Wed Jan 29, 2014 7:07 am
by BCA
AR6S spark plugs will not work with M38, M38A1, M37, M35. M135 etc. because of the design of the porcelain inside the barrel. The porcelain comes right to the top of the barrel and blocks the entry of the spark plug cable. ... Brian

Posted: Wed Jan 29, 2014 8:46 am
by chrisk
Thanks Brian that's bad news. :(
Do you have a picture or photo.
Chris