Hi All,<br /><br />Here's a problem from the Netherlands..<br /><br />I've a '96 Celberity 200SS with a Mercruiser 4.3 v6 alpha 1 LX. 190 HP , run for 250 hours now.<br /><br />The problem is , that it drops in RPM after about 1 or 2 hours driving. This first hour(s) it runs fine, about 5000 RPM...