Jet engine afterburner test with DIY Gasturbine April 29, 2017 Afterburner Ai... +5 Aircraft (Type Of Fictional Setting) diy Engine (Literature Subject) Flying Gas Turbine (Engine Category) Helicopter Jet Engine (Invention) Afterburner Ai... Aircraft (Type Of Fictional Setting) diy Engine (Literature Subject) Flying Gas Turbine (Engine Category) Helicopter Jet Engine (Invention)