Welcome aboard! Looks like a good starting point
B20v is the same as ls/v, but gives you a bit more low end torque. Opinion is the same as ls/v, if you do it right, it'll last
Tips for budget building (been working on my car since I was 16), become a master at Craigslist, learn how to find deals and what parts are really worth, an learn how to be a good salesman, both buying and selling. :thumbs up a little extra cash can be found unused laying around your room or via old parts to the right seller as well, just a thought
don't be afraid to do things a little against the grain, sometimes it's a nice refresher to the scene an will set you apart!
I wish you luck :mrgreen: