I installed the 5224 and the 180 in both my 4.7 and rid the ping problem.
----- Original Message -----
From: CML <cmlodermeier@yahoo.com>
To: <dakota-truck@dakota-truck.net>
Sent: Monday, May 20, 2002 10:57 AM
Subject: DML: 4.7 Pinging?
>
> Hey all,
>
> I replaced my spark plugs with Autolite 5224's not too long ago. I am
> hearing pinging through the mid-range under acceleration. I know that
> replacing plugs and T-stat has helped for the magnum engines, but have
> heard differing stories for the newer 4.7. Has anyone had pinging
> problems with their 4.7 and what have you done to fix it?
>
> Thanks,
> Chris
>
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