So Warren - reading the pages on the other thread, you set the timing at idle with the vacuum hose connected and the advance disconnected (although it shouldn't do anything past idle?).
In that case, ignore my advice in the previous reply... I think there is a smiley for this.
There we go
<-Cam->
Hey Warren - how early is it in Texas anyhow?
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Cameron Baudinet
1975 911S (in bits)
1969 911T