Just get a CRV motor add an RBC intake manifold and boost it. down the road you can add the type s head if you need more power.

here is a good list for the swap parts-
**SWAP PARTS LIST: The thread to end all the questions.** - K20A.org .:. The K Series Source . Honda / Acura K20a k24a Engine Forum

here are some cheap options for boosted Kseries-
K20a3 or K24a1 Turbo - K20A.org .:. The K Series Source . Honda / Acura K20a k24a Engine Forum