Re: Header update...

From: Don (y2kota@y2kota.us)
Date: Wed May 26 2004 - 06:22:10 EDT


No, not yet.

Don

On Tuesday, May 25, 2004, at 08:12 AM, david.clement@verizon.net wrote:

>
> Have you done anything to add more fuel? The computer will adjust and
> compensate for changes at part throttle operation but reverts to look
> up tables
> at WOT. Unless you do something like bigger injectors or increased fuel
> pressure the engine will not be at an optimum air fuel ratio at WOT to
> see the
> max benifits of the headers.
>
> Dave Clement
> 99 SLT+ CC 4x4
>
> In article
> <0F45A7A5E62CD211B8CC0008C7A402F0213E53BB@ftwntexmp002.bnsf.com>,
> Donald.Mallett@BNSF.com ("Mallett, Donald B") writes:
>>
>>
>> Finally got the headers installed on my Dak! Only took a week or so
>> of
>> trying to get them to seal up. I finally decided to work on one side
>> at
>> time till they where sealed tight. Learning curve? More like a
>> freaking
>> mountain!
>>
>> Bottom line, many people say the headers don't do a dam thing for
>> performance on the 4.7L! Yea I would have to say they are about 90%
>> correct!
>> Throttle response is a little better, Runs smoother at the higher
>> rpm. To
>> early to tell if any mpg improvement yet. The one thing that Cindy
>> likes the
>> best is that the cab interior droning sound of the exhaust has been
>> greatly
>> reduced. The exhaust system as a whole has a nicer tone to it.
>>
>>
>> *-------------------Y2KOTA----------------*
>> Don Mallett
>> Y2K QC 4.7L Auto SLT+ 4x2
>> http://www.y2kota.us
>> *--If all else fails, Throw in the "PIT"--*
>>
>>
>>
>
>



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