Mark -
Tune your car. Follow the manual - it gives you avery good step by
step instruction on tuning carbs. I usually can tune carbs in less
than 30 min. Do the listen test or use a Uni-syn for balancing. All
quite easy.
Alan
On 10/2/10, Mark LaPierre <lapierrem@sbcglobal.net> wrote:
> I returned to the exhaust installer guys last week to check over my system
> one
> more
> time to find a leak. I even gave them the go ahead to remove and reinstall
> the hole
> system if necessary. After checking over the entire unit they again
> claimed
> that the
> system was tight and had no leaks. However there were many complaints from
> the other
> workers about how rich the exhaust smelled. So the conclusion was that
> what
> I am smelling
> is very rich exhaust fumes and not an exhaust leak.
>
> The car is a 60 BT7, rebuilt eng., all new components, or (rebuilt with new
> parts) .
> HD6 carbs.
>
> So here we go. Since I have had the car on the road, (4 months) the
> carbs
> have run flawlessly. The choke is operating correctly, the idle is great,
> and no dieseling, yae.
> But it is in running on the rich side which is noticeable from the fumes
> that
> emanate from my
> clothes after driving for a while.
>
> I have HD 6 carbs, (w/ the normal choke set up) which I will try to lean out
> in the next couple of weeks. I will turn back the jet screw a quarter turn
> each time and then test drive awhile, in order to achieve my acceptable
> leaner mixer.
>
> Here are a few points that I have .
>
> - I no longer have the intake manifold drip tubes installed.
> They have been sealed off. Could this be a source of my overly rich
> exhaust?
>
> - Could the fumes coming from the valve cover and going into the carb filter
> be a source of the
> fumes?
>
> - Are the HD 6 carbs known to run rich and that is why they switched to
> different carbs later on?
>
> - Should I just leave things alone and drive it with a gas mask on my head?
>
> Any suggestions appreciated.
>
> Mark
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