Originally posted by Orion ZyGarian
Theoretically its POSSIBLE, but its not a common engine for people to try to make fast...what you have is the 420A from the Neon, not the 4G63 that everyone knows and loves. You are better off swapping/just getting a GS-T. I dont know specifically, but I believe the 420A has little to no potential and weak internals.
Basically, the short answer is no.
wrong.
go to the mitsu forum, there is a thread going right now on the same exact topic, and all the shitheads got shut up on the first page. there's a ton of information there already.