The 5224 are recommended for the 4.7, the 3923 are different in the
elecrode protrusion into the cylinder.but work ok in the 4.7. The Platinums
are not recommended for the 4.7 due to the coil on plug design, due too heat
(temp) issues.
----- Original Message -----
From: Lance Robertson <lance@roberstonland.com>
To: <dakota-truck-moderator@bent.twistedbits.net>
Sent: Tuesday, July 16, 2002 6:41 PM
Subject: Re: DML: Spark Plug Changing
>
> So which ones are best? Every where I go I get 5224's suggested for my
> truck. The 3923 seem like a totally different plug. Also is Platinum or
> double platinum best?
>
> Does taking off the air hat give a good access to the plugs? It sure is a
> mess under that hood.
>
> Thanks for all the info guys.
>
> Lance
>
> <SEMIHEMI01@aol.com> wrote in message news:180.a6a315b.2a65d160@aol.com...
> >
> > Lance,
> > First thing on the 4.7L is to find a safe place, out of the way, to
> put
> > the nut that holds the coil down. Remove nut, coil connection plug, coil
> and
> > then the plug in that order. DO ONE PLUG AT A TIME. Gap new plug and
> apply
> > anti-seize compound to plug threads and install plug. Put boot lube on
the
> > "O"-Rings of the coil and install the coil. Then install the nut and
> > reinstall the coil plug.
> > The reason for doing one plug at the time and keeping the nut in a
> safe
> > place til you are ready to install, it is because if you drop anything
> into
> > the plug hold, it goes straight into the cylinder. So, if there's
nothing
> > around to drop into the hole you're safe. Plug type is your choice but
> I've
> > heard the the 4.7L doesn't particularly like 3923's, I've heard of using
> > Bosch Platniums worked. Bill
> >
> > SEMIHEMI01@AOL.COM> KB SuperCharged, 4.7L, 2001, QC,
> > <A HREF="http://hometown.aol.com/semihemi01">the "DAK",</A> <A
> > HREF="http://southernmopar.org">SouthernMopar</A>
>
>
>
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