I just watched the first video... it was pretty cool. I'm working on one of my own, but I have no where to host it... its going to be pretty big. Is your speedo off? The reason I ask your rpms seemed off on the 150mph run.
Whats that called... paralax??? I remember eanring about that in physica class, but I'm not sure it that is what that is called. I always use that as an excuse when my wife tells me I'm going too fast, I tell her its the angle at which she'd looking at the needle... it doesn't work though!!!