Re: 1948 Evinrude Sportwin 4423 Revisited Home › Forum › Ask A Member › 1948 Evinrude Sportwin 4423 Revisited › Re: 1948 Evinrude Sportwin 4423 Revisited MumblesReplies: 5764Topics: 298 April 25, 2015 at 4:36 am #14704 Are you sure the replaceable needle seat is still in the carb? It may have fallen out causing the over rich condition.