on a stock ignition?
----- Original Message -----
From: "Jon Smith" <jon@fast4x4.net>
To: <dakota-truck@buffnet.net>
Sent: Tuesday, March 06, 2001 10:01 PM
Subject: DML: RE: Re: Spark Plug Test...again
> I rekon this is a good time to chime in.... just swapped plugs for the 1st
> time since the cam install... 3923's have 1k miles on them, gap erosion at
> .010", and I'm speculating I could run 1, maybe even 2 ranges colder...
> ordering a set of 3922's tommorrow, and gonna try to find some 3921's :)
>
> ______________________
> Jon Smith--Raleigh, NC
> www.fast4x4.net
> jon@fast4x4.net
> ŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻ
> ->
> -> Ok...I decided to run the NGK V-Power again (FR5-1) and I just changed
> -them.
> -> Almost all of them have the "V" tips either melted or pitted pretty bad
> -> (about 1000 miles on them). That's the stock replacement (and stock
heat
> -> range) for the Autolite #5224 (or OEM plugs). MSD is the culprit on
the
> -> tips being worn like that. BUT, truck was misfiring at idle
> -every now and
> -> then.
> ->
> -> I replaced them with something different: AC Delco #FR2LS. These are
the
> -> direct crossover to the Autolite #3923's. I had a spare 3923 so I
> -compared
> -> them, measured them, and yup...they're the same dimension wise.
> ->
> -> Took the truck for a quick run down the road, pulled them (flash plug
> -> reading for those who don't know about this) and all the cylinders are
> -> running perfectly. (No rich conditions on the plugs...black stuff.)
> ->
> -> I'll run with these for a while...i'll let ya know how they turn out.
> ->
> -> - Bernd
> ->
> ->
> ->
> -
> -
>
>
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