Feel free to PM me and we will chat - I want to know what you think afterwards of how it goes.
Before you crank it I can’t emphasize how important tube order matters. They can go from shit to shine with that alone
Mines also modded to run EL34s and I also have an Axiom JCM800 Mercury Magnetics OT in it and it kicks all kinds of ass. Obviously you’ll need to do the bias mod too so that you can bias them correctly.
Here’s an old video of mine at just below 2 on the volume with all of my mods but with 6L6GCs. The iPhone is getting super compressed here but you can get an idea. I need to re-record this with greenbacks.