Hello All,<br /><br />I did check past posts and can't find a problem with the same symptoms as this one (FYI: 1988 OMC Cobra 3.0 on a 1988 Four-Winn Freedom 160)!<br /><br />With the muffs on my engine heat quickly went to 200 degrees (engine is tilted up about 20 degrees from horizon) in about...