Fw: MAP

From: Shari & Marty (msdng@netzero.net)
Date: Thu Apr 20 2000 - 01:22:38 EDT


Come'on you techie guy's (gal's?)....I feel like I am fishing waiting to get
a bite...is it because I am a wanna be Dakota owner??????? Talk to
me........Shane, I know your mouse finger is twitchin'....
Kuk

> I can't help but see all the post's concerning pinging. My guess is that
> this is occurring on Dakotas with aftermarket PCM's. I know the advance
> curve on the the Mopar Aftermarket PCM's are set aggressive. I assume most
> guys are running lower t-stats and free intake setups, and free flowing
> exhaust for lower cylinder temps. (I know it isn't the 8.9-9.3 compression
> causing it.) You guys have mentioned bad MAP sensors as the cause, so on
> another subject, has anyone tried to remove some of the advance out and
> modify the curve of the aftermarket pcm? Using the Jet or MSD timing
> computers? Or has anyone tried to adjust the amount of vacuum to the MAP
> with a small vacuum shuttle petcock, for performance? (ignoring the MIL
> light, it will go away)
> Kuk
>
>

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