TJ exhaust crack advice

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Mar 3, 2004 | 10:21 PM

#21

David C. Moller

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Re: TJ exhaust crack advice

Maybe it was faster.... might have taken three days to adjust if my
battery hadn't been disconnected hehehehe. :)

Dave

On Wed, 03 Mar 2004 11:51:28 GMT, "SB" <chicbears@hotmail.com> wrote:

>hmm....well, I'm sure the computer 'keeps' memory with power failures. But
>this was a much suggested way to get it to adjust faster....
>
>
>"David C. Moller" <dmoller@verizon.net> wrote in message
>news:6sna40dfm12lrnrgnbkk7n7juhg89gn9kl@4ax.com.. .
>> Not sure... when I replaced my manifold with a header, it idled a bit
>> high (1000-1100) for about a day until (I assume) the computer reset
>> itself. This was even after the battery had been disconnected during
>> the entire installation process. No check engine light for me though.
>>
>> Dave
>>
>> On Wed, 03 Mar 2004 03:29:15 GMT, "SB" <chicbears@hotmail.com> wrote:
>>
>> >SO....then a question is.... any sort of "flow adjustment" would change
>the
>> >performance...so, maybe dropping the battery cable off and resetting the
>> >computer??
>> >
>> >
>> >
>> >"aXeman" <jeep97@verizon.net> wrote in message
>> >news:tnaa40tm971l2d01ohgms4hh7c4vlncir6@4ax.com.. .
>> >> On Sun, 29 Feb 2004 18:39:05 GMT, "NickT" <nickt.remove@hvc.rr.com>
>> >> wrote:
>> >>
>> >> >Hi guys,
>> >> >A few months back I noticed my 98 tj exhaust manifold (6cyl) was
>cracked
>> >at
>> >> >the weld where the two main pipes join the flange. The top pipe weld
>has
>> >the
>> >> >crack, its about 1.5" right on the top area. No noise. It hasn't
>gotten
>> >> >worse all winter. In your experience, will it get worse? I have 70k
>miles
>> >> >and I don't do any serious offroad. I'm looking for an excuse to not
>do
>> >the
>> >> >job. Should I wait until it gets worse or just go ahead and do it now?
>My
>> >> >plan, if I do it, is to get the one from 1A auto that some guys here
>have
>> >> >gotten. Any surprises in doing the job? Will the bolts from the engine
>> >come
>> >> >out easily, or should I plan on breaking one? If they come out easily,
>> >> >should I re-use the bolts or get new ones? Will the old gasket come
>out
>> >> >cleanly or will I have to spend some time scraping and cleaning. Dumb
>> >> >questions, I know, but I find I have a much more enjoyable job when I
>> >think
>> >> >it through first and there are no surprises. Thanks for any tips and
>> >> >advice. -Nick
>> >> >
>> >> I had the same problem on my 97. I waited until the crack became
>> >> hugh. That became a hidden problem. When i put the borla header on,
>> >> i got check engine light to come on and had 4 error codes. Dont wait.
>> >> change it now before the computer brain starts to adjusting the
>> >> fuel/air mixture and other things. Hope this helps you. Got the
>> >> codes of in about a week. the computer brain need to learn the new
>> >> settings it was getting.
>> >>
>> >> aXeman
>> >
>>
>