Vans' Told Me....
Asked this very question (along with several others).
They said there is a mostly theoretical difference, that dimpling can be done after priming with no ill effect.
DUES REMINDER: JAN 2023
Tailcone 90%, Wings 25%
Fuse Onsite, Finish Ordered, FWF Onsite, Finish Ordered, Prop Onsite, Engine Ordered