ORIGINAL: smithcreek
Wendell Hostetler makes plans for one that would be the size you are looking for. I'm sure there are a few kit cutters that could supply parts. No way I would bother to scale up the GP kit. It flies ok, but it's not even stand-way-way-off scale.
[link=http://www.hostetlersplans.com/skybolt.html]Hostetler Skybolt[/link]
When you open the URL you have to go to the very bottom and click on to go to the home page and find the prices of the set of drawings.
Zor