>The cam is probably the main source of high emissions at idle. If you have
>time I would go back to the stock cam. Also, find out how high your idle
>speed can be. Out here I think they allow 1100 rpm. Set it as high as they
>will allow. Write down where your idle mixture screws are and them set them
>at lean best idle. That's just what it sounds like. Turn each screw
>until idle starts to go down. After you do that, reset idle speed with idle
>speed screw until you get the speed they will allow. Check timing, and set
>to the stock setting minus no more than 2 degrees. Changing fuel will not
>help if you're running higher than stock compression. If your idle speed
>down after setting timing, raise it back up with idle speed screw to highest
>setting they will allow.
Thanks for the info, Bill. Does jetting NOT effect emissions then? Sounds
like it's pretty much in the idle mixture adjustment.
'71 510 2-dr (Prepared class autocrosser)
'73 510 2-dr (Street Toy)