Originally posted by mikemore
I can obviuosly confirm the dwell with a dwell tach. Would a first course of examination be to set the points to give the desired dwell regardless of whether the gap matches the factory setting or not?
Yes and no! Use the dwell tach to get the dwell right. If this results in a gap that is well away from the factory setting, then something is wrong, probably excessive wear in the bearings of the dizzie. If the wear is this bad, its never going to work well.