Welcome to the forum sounds like you want a big upgrade. Excited too see what you come up with. Run your numbers thru the calculator before you start, ask plenty of questions and don't forget to post pics
Welcome! I'm a new member myself with similar ambitions.
Good luck on your build. I look forward to seeing progress pics. I'm going a different route, but there are opportunities to draw inspiration from all sorts of builds.
Welcome to the crew.
If you are looking for ideas and/or plans, go to smokerplans.net it is a good place to look. And it's a sister site to this one.
Learning generally boils down to "Repetition or the avoidance of pain", some people learn by doing, some by watching and some just have to pee on the electric fence.
Whether you think that you can, or that you can't, you are usually right. Henry Ford
I would recommend considering an warming box/ vertical cooking chamber above the Firebox. This is a great part of a offset cooker, and it doesn’t require extra fuel and you can just use it or not use it at all and you will be so glad you did.
Making memories!
Current Smokers: Backyard RF Offset and Hybrid RF Offset trailer rig with Cowboy cooker and fish fryer, always room for more........