The props i'm going to check into are the APC 8.75x7W, 8.75x8W
8.75x8.5w, and the one that I think that will be the best for speed is the 8.75x9NN,its cause the 8.75x7.75NN has no speed @ all maybe 115mph, but I'll try the 9 pich and see what that does