Then build it, Matt. If you can get the manifolds fabricated in such a manner as to not build in a ton of lag without a flow bench and some very time consuming port work on the heads you still have all the duct work, fuel system, and spark retard to consider. The 200 is in the same engine family as a 170, the other sixes are bigger. I know you are looking for a simple and cheap bolt on and go system, but this ain't it. JMO