Running lean on boost

Brett Dikeman brett at cloud9.net
Mon Nov 25 21:30:23 EST 2002


At 11:40 AM -0500 11/25/02, Jesse A Clendenning wrote:
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>[ Picked text/plain from multipart/alternative ]
>  Hi folks, On my 5ktq, whenever I am at ~5 psi boost - verified by
>an external guage and the dash guage - the mixture goes lean and the
>car spits and sputters (verified by air/fuel guage). My fuel pump
>makes a lot of noise and I have been somewhat suspect of it.

How old is the fuel filter?

Also, pump noise is occasionally caused by a clogged screen in the
tank...usually the tank lining, I think.  A fuel pump delivery test
will help isolate the problem...

Brett
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