Go to youtube and search for 'outdoor scalextric' and you will find a load of tracks like this one....
linky
Contacting the author might give you some cliues, but the knowledge that it's doable should spur you on. The flipper stuff is about insuating the electronics sufficiently so that it will work in the damp.
linky
Contacting the author might give you some cliues, but the knowledge that it's doable should spur you on. The flipper stuff is about insuating the electronics sufficiently so that it will work in the damp.