It is either malfunctioning carbs (like sticking pistons in the vacuum
chamber) or sloppy rich needles. WHat needles do you have? I found that
the stock TW were too lean for modern juel, and RL was just about right.
-Tony
----- Original Message ----- > Message: 3
> Date: Tue, 14 Oct 2008 10:50:04 -0700
> From: "Brian Induni" <308gtsi@roadrunner.com>
> Subject: [TR] Gas Mileage
> To: <triumphs@autox.team.net>
> Message-ID: <7A403B86A46D4C4ABB7D4BA05D86257C@Induninwlaptop>
> Content-Type: text/plain; charset="us-ascii"
>
> I know, who cares, right? Well, I've noticed that my 4A doesn't do so well
> with MPG as I would think it should. Not that I'm REALLY keeping track of
> mileage, but a trip in to town (5 to 10 miles, all around 25 to 35 MPH)
> shouldn't suck up an eighth of a tank. A quick calc tells me that's less
> than 10 MPG. Sure I like to "get on it" but even so...
>
> Let me preface this conversation with - I've completely restored this car,
> frame off, total overhaul. There are *NO* leaks of any kind (OK, maybe a
> drop of oil on the floor over the course of a week) and everything works
> great. I've tried backing off the fuel mixture, but that tends to result
> in
> harder starting and slower response.
>
> Rebuilt carbs, Pertronix ignition, no smell of gas anywhere. I *DO* have
> dark sooty exhaust in the tail pipes though! Valves may be a bit tight,
> but
> if not they make a ton of noise...
>
> Any thoughts?
>
> Brian
> 67 TR4A
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