i'm building a goldberg ultimate kit with a magnum 120 4 stroke. i'm also doing some of the modifications to stengthen fire wall etc. to handle the engine. aluminum landing gear, 2 aileron servos, 2elevator servos. whats this plane going to weigh when done. all you guys with ultimates tell me what your ultimates weigh and how you like the plane. mines getting close to flying and i'm getting nervous this is the first kit ive built and it's turning out so good it's scarry!