Re: 1950 mercury kf5 impeller????? Home › Forum › Ask A Member › 1950 mercury kf5 impeller????? › Re: 1950 mercury kf5 impeller????? fifty20neUS Member - 1 Year (includes $3 online payment fee)Replies: 487Topics: 75 April 7, 2018 at 7:16 pm #73566 Another KF-5 Impeller thread viewtopic.php?f=2&t=15929