atomarc wrote:
"Rumor has it that if not all the flywheel bolts were installed, a path exists between the rear main cavity and the outside of the engine."
Not a rumor! This can happen and I am living proof it can!

I would FIRST check the flywheel and be sure ALL of the bolt holes are closed with a bolt. The oil can come out of the of the clutch or flywheel cover!
Joe
