[bigcountrysg]

Need to find out what is causing the blow by.

 

[bigcountrysg]

Absolutely correct. If your cylinders are damaged for some reason it's going to be more than just piston(s)/rings.
Time for a C-C-C-Cummins! lol!

That is what I would do. The Conversion when my 7.3L goes that is exactly what is going under my hood.