Clean the engine then find the source of the leak and repair, A leak-down test would show any excessive blow-by past the rings. All engines have a certain amount of pulsing pressure and vacuum......
Originally Posted by piston slapper
You never learn anything until you admit you don't know it all...
"Why go out preserved when you can go out beat up, worn out, sliding in sideways screaming, Holy Sh!t What A Ride" !!!