On mine, I run the gap at .045" all the time. It was the best combination
for street performance and mileage. (That's also with the "juice" every now
and then...but with a MSD6 and Timing Retard Box)
- Bernd
----- Original Message -----
From: <WillTier@aol.com>
To: <dakota-truck@buffnet.net>
Sent: Friday, July 21, 2000 6:18 AM
Subject: Re: DML: Gap for 3924s?
> In a message dated 7/20/00 11:32:00 PM Eastern Daylight Time,
> tigers@bserv.com writes:
>
> << With the factory recommended 0.040" gap for '97+ and stock ignition,
> the general rule would mean a 0.035" for performance and 0.045" for
> economy.
>
> I am running the 3923s at 0.035" because I run at the track but
> they work well for me for street/hiway driving as well. The
> 3923s are one range colder (dissipates heat from the tips quicker
> when running at the track) than the 3924s but the aforemention
> gaps would apply as well.
>
> These are all guidelines. Specific motors may require 'tuning'
> the gap depending on results after driving. >>
>
>
> Bob
>
> A couple of comments. I use the stock Champions, always have. Mine being a
93
> had a recommended gap of .035 NOS recommended stock plugs at .030. I have
the
> MSD Blaster 3 coil and the MSD 6A but only use the 6A while on the juice.
I
> do run the coil both stock and with the MSD 6A. I am using a .042 or .045
gap
> with very good results on the track. I can't check the gas mileage as I
race
> most Wed nites and only put in 5 gal at a time. My observation is that
with
> just the coil (on stock plugs) I was able to widen the gap with good
results.
> I never tiried this with stock coil though Have you ried widening the gap
to
> .045 or os on yours and run at the track ?
>
> Bill
>
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