[TR] Missing at high revs TR4A

[Lee&John Howard]

I'm sure you've done this, but my identical problem was finally corrected
with a new fuel filter!  This after months of doing everything else you can
imagine.
John Howard

On 8/6/07, Randall <tr3driver at ca.rr.com> wrote:
>
> > Now I am
> > finding it seems to miss worse than before but improves
> > greatly when I pull out the choke so seems it could be fuel
> > after all. I disconnected the fuel line before the carbs and
> > turned over the engine to find a strong flow from the fuel pump.
>
> I would take that as an indication that it's time to disassemble and clean
> the carbs.
>
> However, it might be worth hooking up a gauge to check fuel pressure at
> the
> carbs, when the problem occurs; as sometimes there can be intermittent
> problems with fuel delivery.  Most vacuum test gauges will also read fuel
> pressure, so just 'tee' the gauge into the line at the rear carb, lead the
> line out from under the bonnet, and trap the gauge under a wiper blade
> where
> you can see it while driving.  If you can still see a minimum of 1 psi (2
> is
> spec as I recall), then fuel delivery is not the issue.
>
> Randall
> (Tedious but unavoidable disclaimer follows)
>
>
>
>
>
>
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