Mark:
You turn clockwise to enrich and counter clockwise to lean.
Scott Suhring
Elizabethtown, PA
'70 TR6
'59 TR3
Mark Hooper wrote:
>
> Sorry to bug the list with another question that was recently answered, but
> I lost the answer given to another lister.
>
> For ZS 175's, which direction am I to turn the mixture screws on the needles
> to make the mixture leaner?
>
> My car drives great, but has the following unwanted symptoms:
>
> 1 - strong smell of unburnt fuel
> 2 - black exhaust tailpipe (but no smoke or really dirty rear valence)
> 3 - 14.5 mpg (50/50 city and highway)!!
> 4 - pretty good idle at around 800-900 rpm
> 5 - starts easily after around 1 -> 1 1/2 seconds
>
> Oh yes, other factors: 6-1 header, K&N filters, slightly warmed cam, XR-700
> ignition, ballasted coil.
>
> I thought I would start with leaning the mixture out a bit, hence the
> question of adjustment direction. I have the special tool. Any other ideas
> are welcome.
>
> Mark Hooper
> 72 TR6 (thirsty)
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