Water jet propulsion boat having improved ride plate

摘要

A water jet propulsion boat includes a pump chamber provided at a rear portion of a boat body of the boat. Further, a water jet pump is disposed in the pump chamber and a ride plate closes a bottom of the pump chamber. The ride plate includes a base fixable to the boat body. A setting plate detachably fixed to the base, and forms part of a bottom surface of the rear portion of the boat body.