Re: RE: PCM Flash and speed limiter question

From: Todd Flummer (mustang@netunlimited.net)
Date: Wed Nov 01 2000 - 14:55:32 EST


Mike,

When you get the MP cold air install, try to get the old setup back. I buy
the air hat if you wan to sell it.

Todd
Mustang@netunlimited.net
www.netunlimited.net/~mustang/
----- Original Message -----
From: "Mike's Dakota" <mikesdakota@home.com>
To: <dakota-truck@buffnet.net>
Sent: Wednesday, November 01, 2000 1:34 PM
Subject: Re: DML: RE: PCM Flash and speed limiter question

> I have a Mopar Performance computer ($250) and a Mopar Performance cold
air
> intake ($125). When the dealer installs it maybe they won't have the
> performance issues. As far as 92 octane...not available in Colorado....I
> have to buy the cheap stuff (87) and run octane boost. I'm going out to
get
> the 180 stat and install it before I put in the MP Comp. and intake in. I
> am running the Champion Truck Plugs, they seem to work better than the
> Platinum 4s that I had. Everyone seems to be bragging about the
Autolites,
> I think I will pick them up too.(inexpensive too)
> What Autolites do you all suggest for a 5.2, auto, 4x4 starved for air,
> 60/40 mix on city/highway driving, MP cold air, MP computer, and 180 stat?
> Still the 3923s?
> ----- Original Message -----
> From: <bernd@texas.net>
> To: <dakota-truck@buffnet.net>
> Sent: Wednesday, November 01, 2000 4:03 AM
> Subject: Re: DML: RE: PCM Flash and speed limiter question
>
>
> >
> > 4 degree retard...not a good thing? You should see how they run with a
> > Supercharger or Nitrous after the PCM flash. ;)
> >
> > The T'Stat and Plugs semm to help out a bit though.
> >
> > - Bernd
> >
> > > That flash basically retarded your timing by about 4º. Not a good
thing
> but
> > > that's what DC is doing to correct the pinging problem. Your speed
> limiter
> > > may have been changed to 95 as well. There are remedies for this
> because
> > > but they can be expensive. Re-programming your PCM can be done to
make
> it
> > > perform better but the cost will be ~$500. When you do that, the
speed
> > > limiter will be set to 254. Even if you could go that fast your rev
> limiter
> > > will stop you long before that. Your pinging will probably return.
You
> > > will need to use premium gas (92+ octane). You may or may not need
to:
> > >
> > > 1) change to a cooler t-stat (180º)
> > > 2) change to a colder plug (Autolite 3923's)
> > >
> > > Before I had my PCM re-flashed (a little late now, I'm afraid), I
would
> > > have done those things along with a different intake, TB, and exhaust
> > > system. Your engine needs to breathe, especially in Colorado, where
the
> air
> > > is thinner (assume you live at a high altitude).
> > >
> > > Ron
> > > 00 SLT QC 4X2 5.9 46RE 3.92 LSD
> > > For modifications see my DML Profile
> > >
> >
> >
> >
>
>



This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 11:57:02 EDT