does anyone know of a kit to convert these motors over to carburation, but leave the vvt and ignition on a stand alone pcm

There's discussion about this on a Cobatl SS Forum. I'm not sure if the non-turbo/supercharged versions have VVT. If so it seems this is where there'd be issues switching to carb

https://www.cobaltss.net/forums/advanced-performance-modifications-130/using-carburetor-ecotec-321527/

thanks, not that I mind It but for this project it wouldn't look right, two webbers much more period correct