Thanks for that info, I would hate to have to replace the carbs. Somehow I
have one extra carb sitting around, from the last time I switched them back
in maybe 1975. I'll check into the dashpot and see if I can go that route.
Jane
>Those readings sound excessively high. Hc is un-burnt fuel. Here in
>Calif. (for now anyway till the first of next year. . .) the specs for my
>70 GT6 were under 500ppm for hc at idle. Mine would only pass with new
>carbs, but even with the worn ones (jets worn, but needles replaced) it was
>just barely over that at around 550ppm. Even with worn needles it was only
>around 650 ppm. Sounds to me like your running excessively rich, and the
>only cure may be new carbs. The jets are not replaceable, while the
>needles are. Both wear, but only the needle is replaceable, and if that
>has already been done then your only recourse may be to replace...Also,
>check the little plastic restrictor in the line to your charcoal canister
>if you have one (not sure which year were talking about here) but you can
>lean the idle out somewhat by increasing this hole. An easy way to tell if
>your running rich at idle is to remove the oil filler cap. If the idle
>increases dramatically, its too rich. The car should almost stall when the
>cap is removed
>
>Barry Schwartz in San Diego, CA
>
>Bschwartz@encad.com
>72-V6/5sp Spitfire ( daily driver )
>70 GT6+ ( when I don't drive the Spitfire )
>70 (sorta) Spitfire ( project )
>73 Ford Courier ( parts hauler )
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