motor swap

Good evening everyone. This is my first post, so please forgive the ignorance of anything I may say or ask. I have an issue that is plaguing me to my wits end. I currently have a 1978 Pontiac Catalina that is equipped with a 301 v8. Now then, while this engine is admittedly running very well...

I’ve seen about every conversion out there. Was wondering if a srt8 motor from a dodge neon would work, and if so how big of a piece will it be to get it done? I’ve got a 3800 swap and that wasn’t bad with all the kits they have out besides the wiring. But if not what performance upgrades can be...