Turbo B18 is a really good set up. Not the cheapest of your choices but probably the most fun. And relatively speaking not that expensive.
jdm b18b turbo
jdm b20 turbo
ls/vtec
or a b18 c type r
Turbo B18 is a really good set up. Not the cheapest of your choices but probably the most fun. And relatively speaking not that expensive.