I've been hearing a lot of talk about the top swap being a ticking time bomb so that kinda discouraged me from going that route,just wanted some opinions on that,also as far as going n/a I was wondering what kind of gains I would be looking @ if I added er rockers,plog,3"dp to my current setup (best 1/4 mile 15.58) mods in the sig...oh yea I'm working with $800 can that get a full top swap done?