P ropelling a boat with an electric motor is hardly new. in the late 1800’s electric powered boats, some as large as 60′, were used to hold grand parties on the. What types of electric motor are best suited to powering each of the three types of electric boat? there are broadly three ‘sizes’ of motor that can be successfully. Bolt electric boat. the new bolt 18 all electric boat and yacht tender from mylne is a fast, comfortable, robust and classically styled craft to take you ashore.