[Wersy] has been trying out different designs for 3D printed RC boats ... engine-dual-hulled-boat is pretty fun too — he’s 3D printed a large impeller for his motor, and strapped it ...

This 3D printable jet boat designed by ... you’ll need a RC receiver, a servo for steering, an electronic speed controller (ESC), and a suitable motor. [Jotham] used a 3674 brushless motor ...