Re: yamaha 25 hp 4 stroke: water in the foot
arkduckman,<br /><br />Typically, the most common cause are the seals that go on the "fill" and "drain" screws for the lower unit.<br /><br />These seals are easy to replace and are CHEAP. Change these before you do anything else-unless you have a vacuum/pressure pump, then you can pressure/vacuum check the L/U.