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This is a model of a jet engine (scale 1:90) that was made with an electric motor that moves a set of gears, with a flywheel that spins in 16:1 ratio, taken from a flywheel-driven toy car. The best part is that the flywheel makes the model react and sound similar to a real full-size jet engine!
Source & embed code: https://rumble.com/v30yja-homemade-electric-jet-engine-working-model-190-scale.html.
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