It is time to modify any free flight airplane into an rc airplane, you can buy this gliders for cheap on any hobby store or online at hobbyking, amazon, eBay, etc. and then use micro servos and some ...

This is my first rc engine, it uses gasoline/petrol to run, which will save a lot in operation cost, no need for special fuel, it's really powerful and simple, 15cc is enough for a moderate size rc ...