thanks craig, that helps me narrow down my options...
----- Original Message -----
From: "mymail" <mymail@fcmi.com>
To: <dakota-truck@dakota-truck.net>
Sent: Wednesday, June 05, 2002 7:53 AM
Subject: DML: Re: RE: Re: Jet Stage I for 4.7
>
> Craig, thanks for the response.
> Have you noticed any MPG increase? None
>
> What makes it (for you) the best bang for the buck? $200 for 20 real hp
> works for me
> Also, do either the Stage I or II __require__ the use of premium fuel?
They
> both advance timing, the stage II more than the Stage I, Jet recommends
> premium and because of the risk of detonation I would stick with it.
> Sometimes you can get mild pinging that is inaudible yet long term could
> damage engine.
>
> And lastly, does the Stage I seem to fit what mods I have (or am getting)
or
> would it be a better
> choice to go with the Stage II? They both will work however you may notice
a
> bit more advance with the Stage II however with the Stage I you may get by
> on 89 octane. It's up to you.
>
> thanks!
>
> -adam
>
> -----Original Message-----
> From: owner-dakota-truck@dakota-truck.net
> [mailto:owner-dakota-truck@dakota-truck.net] On Behalf Of mymail
> Sent: Tuesday, June 04, 2002 7:56 PM
> To: dakota-truck@dakota-truck.net
> Subject: DML: Re: Jet Stage I for 4.7
>
>
>
> I have had my Jet Stage II for over a year and still say it offers the
> most bang for the buck. The stock PCM does not compensate for it...all I
> suggest is that you always run premium fuel. Here is my summary of the
> most common mods for the 4.7, I am sure many will argue (especially the
> product
> manufacturers) but here goes anyway:
> Jet Chip II is worth maybe 10-25 hp and even a bit more torque Mopar
> Performace PCM is good for the same 10-25hp if you can get one or
> arrange for a custom flash Z Tube, good for a bit of noise and maybe a
> few hp on top end Cat back exhaust adds lots of noise but makes 0 hp and
> may even take some away Ported TB or 68mm TB is good for maybe 5 or so
> hp Headers are again good for nothing but noise and maybe a loss of hp
> IAT, I haven't tried, but it works on same principle as Jet Chip to
> trick PCM to advance timing so I assume it works but not sure to what
> extent Superchargers work but the ones offered seem to be problematic
> and they void the warranty HO Cam looks promising but have not tried it
>
> I think any serious gains would involve tearing into the engine or
> replacing it!!! Don't expect miracles because even a 25hp increase is
> only about 10% additional and really is not much when pushing a 4000 -
> 5000 lb vehicle.
>
> Regards,
>
> Craig
>
>
>
>
>
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