The engine sounds like it's running fine..... But, Something sure is making alot of noise.
Remove the belts from the engine then run it again, If the noise is gone check any idler pulleys and the gearcase for dry/bad bearings.....
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" !!!