FSX/P3D v3,v4 – Stampe Vertongen SV4. The Stampe et Vertongen SV.4 (also known as the Stampe SV.4 or just Stampe) is a Belgian two-seat trainer/tourer biplane designed and built by Stampe et Vertongen. The aircraft was also built under licence in France and French Algeria. The SV.4 was designed as a biplane tourer/training aircraft in the early 1930s, by Stampe et Vertongen in Antwerp.
FSX/P3D v3,v4 upgrade by A.F.Scrub