EDIT: [RM] tells me his engine cost less than $2000 to make. If just 10 people wanted ... If you’d like your own 3D printed rocket engine, you might do well to drop [Rocket Moonlighting] a ...

To do so, he looked towards rocket power, and started a new build ... if you can’t lay your hands on rocket engines, you could always consider spinning up your own. (Or ditch the engine entirely.) ...