Originally Posted by RowShan
Ok so last night, I adjusted the timing, it seemed like when I went up to around 34 it seems ok, I noticed though that the mark on the harmonic balancer was pretty irratic! It seemed to move back and forth almost 5 degrees...
This could be due to the mechanical advance springs being right at the point that the engine RPM is causing advance to begin. Try either a stiffer spring on one side or lowering the idle speed to see if the timing stabilizes.