Hey, at least you're finding things to keep you entertained. I never minded wintertime. That has typically been the times when I got the most chit done 😉
How does the steering linkage look? I would want the link from the servo horn to the bellcrank to be as level and straight (parallel to chassis centerline) as possible. If it is high at the servo, I'd machine that servo mount down instead of raise the chassis plate. Doing that just raises your...