Maybe you should just send it to me and I will send my carb to you for an even labor swap
I have set up probably over 100 gears and never once used a pinion depth tool. I do use set-up bearings for all the ones I do though so I guess it's just developing a feel for it.
Just remember to de-burr the shims before you start
Gus
64 Plymouth Savoy 493 Indy EZ's by Nick at Compu-Flow 5-Speed Richmond faceplate Liberty box Dana 60