[jmaxwell]

Depending on the distributor, the dwell is either easy or a pain in the a$$. Some studebakers had a Delco type distributor with a window in the side of the cap so that the dwell can be set with an allen wrench while running. The prestolite distributor was another story, where you have to set the gap, then see what the dwell is, and then open or close the gap as necessary. And then there is the dual point version of the Prestolite, for those that really like tearing their hair out...