Originally Posted by 90 hatch

stock b20 bolts right in. like 91 hatch said, use your distributor and your intake manifold and i think that is it. b20 has more torque, but no topend. it will need something to carry it, like a turbo. b20b stock is 8 8 1 compression. perfect for boost. dont listen to any of the horror stories. if u boost a b20, just do it right. for example mp5 on drag, his car is beast and drives the hell out of it. been booosted for over a year and still no problems. make sure you get proper engine management. i believe mp5 ran a 12.0 at the track last year on 15 pounds. very impressive.