hey mark was meaning to get down to Tracy last week but life got in the way the brillelli guys and BCMA work closely together and are very close in specs from what I have read, the gas engine thing is a new adventure I was amazed how small the engine was when I got it . a large cowled plane like a F4U ,JUG, or a Sukoy would hide it well getting ready to set up my building space soon for the JUG. still need to maiden the spitfire ,I have too many projects life is grand