RE: Engine for 1/7 scale TF P-51?
In your title you typed 1/7 but in your message you typed 1/5. I think it's causing a little confusing
If it's a 60 size (1/7) a FG36 Saito will work. I have a couple 1/7 mustangs and I'm running YS110s, they sound awesome and they are little rockets.