NOTAM I was wondering how would be the Altitude Record for a Prop Plane? Well, it was 56k feet (~17.000 Meters!!!), in 1937 by Lieutenant Colonel Mario Pezzi on a Caproni CA 161.   So I wondered… What would it take to build something on KSP? KAX, of course!!!   So, proceeding with the rebalance of the D-45 Radial Engine, I trimmed it to allow a reasonably sturdy metal biplane to reach that altitude. And boy, that engine is powerful. It will give you
    • Like
    4