I am finally starting to work on a Model A that I bought many year ago and stored. My first step was to remove the engine to check the clutch. When the engine tipped up to slide out of the compartment a lot of oil drained from the pan onto the floor. I have the flywheel off now and their doesn't seem to be a hole that the oil could come from. Is a new rear seal required or what would cause this?

The trick is to drain the pan first as the model A did not have any rear seal on the crankshaft. The bearing clearance in tolerance and a drain-back tube is what keeps the oil in somewhat