Re: question about cockpit room of various kits.
None of these cars are what you'd call spacious. Originals probably the worst, RCRs probably the best. Still, for most folks, by the time you can afford one, you can't fit into it. Ask me how I know.
More than the room, a problem is climbing in and out of it....
Mark I monocoque, completed
Safir Mk I body