How much is too much Distributor Timing

[stickandrudderman]

Sometimes it's necessary to live with a small air bleed past the cold start valve if one is to avoid a fairly large expense. One can compensate with the idle air screw. They both have the same function but achieve it in different ways.

[Jkalplus1]

Thanks again for taking the time to answer me, much appreciated.  I will check it out. Is it complicated to adjust?  The Technical manual does not talk about it.

Jerome