318 LA roller block questions

So did another place build these 318 - 402’s.

After you sonic check it, then you’ll know how far it can be bored out to. The TF heads are the best OOTB Street Strip head you can get right now.

What car will this be in?
Cars weight?
62 belvedere with a Poly it was 3050# so i figure with a alum headed LA i should stay under 3000..