İntersting topic, but frankly i was not surprised.
https://driving.ca/chevrolet/corvette/auto-news/news/chevrolet-will-lose-money-on-base-price-c8-corvettes-report/amp
An in-depth difference thread would be appreciated, since most users here ( includung me) thought that headifold would be the only difference between b58a and c
The hyundai/kia 3.3t gdi engine, which won best engine of the year award also has sodium filled valves, and i haven't seen owners complain about it's reliability or durability.
Didn't tada-san say that base model Supra's b48 can be swapped for 2jz, which mounts directly to the chassis? That's why i thought the b58 could be swapped to mk4 as well.