How fast does it go? for estimating the speed for small outboard planing boats see planing speed boat chart. this chart should be used for. Spread dirt, crap, limestone, magic dust, agent orange, rubber ducks or whatever else floats your boat with this antique homemade spreader right off old macdonalds. Waterbike the human powered hydrofoil waterbicycle the basic idea of the waterbike was to redesign an aquaskipper for pedal power. so a pedal system with propellar.