Icarusgold brings us a Pitts Special natively built for FSX. “…..The Pitts Special is a light aerobatic biplane designed by Curtis Pitts. It has accumulated many competition wins since its first flight in 1944. The Pitts Special dominated world aerobatic competition in the 1960s and 1970s and, even today, remains a potent competition aircraft in the lower categories….”. There’s a review of the model here and it can be purchased from simMarket of course.