Not really...it depends on the design and length of the headers.
--------------------------------------
Steven St.Laurent
C4i System Engineer
C4i Engineering Branch, PSD, MCTSSA
MARCORSYSCOM, U.S. Marine Corps
Office (760) 725-2506 (DSN Prefix: 365)
"Never be content with somebody else definition
of you. Instead, define yourself by your own beliefs,
your own truths, your own understanding of who
you are. Never be content until you are happy with
the unique person GOD has created you to be."
-----Original Message-----
From: Jayson Woodruff [mailto:woodrufj@yahoo.com]
Sent: Friday, August 30, 2002 3:06 PM
To: dakota-truck-moderator@bent.twistedbits.net
Subject: Re: DML: Lost Torque??
I'd say its a little bit of everything. Headers will likely have the same
effect too.
Ken Allgood wrote:
> Just curious... Recently I installed a F&B 50mm TB and replaced the stock
> PCM with a Mopar PCM (CA Emissions, Federal.. which I'm not in CA, so I
> don't have to have the CA PCM)... And although the HP output on
mid-high
> RPM is awesome, seems to me that I lost some/lot of low-end Torque.. for
> example, I could baby it to about 5-10mph, then go WOT, and would spin the
> tires (dry) for probably 15 feet before they'd stick.. after the recent
TB
> and PCM installtion (did 'em about 1 week apart), it's hard to spin the
> tires at all, unless I go WOT from standstill or road is wet.. Once I
hit
> 2-2.5k rpm, takes off like a rocket, but it's a little slow before that...
> I thought it may have been due to the hot weather, but it's been in the
> mid-upper 70's here this week, and still isn't taking off the line very
> fast.. not really even at WOT.. Starting to wonder if it's the Mopar
PCM
> (which I'm piggy-backing Hypertech PCM on).. when I took the Hypertech
off,
> I noticed lost HP, so I put it back on (even after resetting the
computer)..
> Also noticed it doesn't ping/sparkknock anywhere near it use to while
> towing.. really starting to make me wonder about the mopar CA PCM..
> Thoughts???? Maybe time to invest money in some headers??? =D
>
> Ken Allgood
> 97 CC SLT 5.2L
> Quick-D Intake, Gibson Cat-Back, Accel Ignition, JBA 9mm wires, Autolite
> 3923s, 180 t-stat, Mopar PCM, Hypertech PCM, F&B 50mm TB
> Sound: Kenwood Deck, Kenwood Crossover, Rockford Fosgate 800wx2 Amp, 2
> Kenwood 12's, 2 JL 12's
> Best ETA: 15.8 @ 85mph (Before Accel Ignition, Mopar PCM, JBA wries, F&B
> TB - Racing/Street weight: 4380lbs)
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