http://forums.nasioc.com/forums/show...hreadid=345720
Let me phrase this as gentle as possible.
This forum has thousands upon thousands of post, one of them, maybe more of them address this issue. do a search.
With that said, here's a bone.
5-10 hp, about. Don't expect miracles, get something that sounds good, and looks good, and won't attract unwanted attention.
AO