icon10:33 RC-Videos LOCKHEED YF-12 BLACKBIRD RC TURBINE MODEL JET BY ROGER KNOBEL RCHeliJet5 Jahren ago 1 Jahr ago Hausen a.A Flightday RC Airplane, RC Jet and RC Helicopter enjoy it. Roger Knobel with a self build YF-12 Blackbird Turbine Model RC... 03.2K