In addition to checking your diaphram's, you may also want to check
the fuel pump. I have seen problems where the pump return valve is
bad, and it can barely pump enough gas to keep the engine running.
Just my $0.02 worth
steve
Jon Moody wrote:
>
> Well I'm gonna show my ignorance, but I was hoping to debug my fuel
> system this weekend. Last week my car was really sputtering when I did
> anything more than idle. Several people suggested that I probably have
> a torn diaphram in one of the carbs. How careful do I need to be when
> checking my carb diaphrams? Is just a matter of unscrewing the tops and
> checking them out or what? (I'm wondering about torque settings etc).
> Is it possible to isolate which carb would be causing this before I rip
> it apart?
>
> If just one diaphram is torn would it cause this type of problem? I ask
> that because I would think that the other carb wold still operate OK and
> the symptom would be a loss of power, not the spitting and sputtering my
> car was exhibiting.
>
> Also will any fuel filter work? If its not either of those, is it safe
> to assume that I need to rebuild my fuel pump? Thanks.
>
> -Jon Moody '73 TR6
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