My take on the oiling system crossover tube for the small block

Check #3 an see if you actually followed the passage into the galley and then drill through the back side of the passage.

Run one of those little vidio cams in the galley an find out where the. hole is.

This is turning into a "how not to do the oiling system mods".

I bet your learning a lot about the sbm oiling system now.

Quick video explanation of mistakes and showing a few pics with borescope cam.