<strong>Yahoo Message Number: 10960</strong>From: lcasebeer@... <br/>Subject: CAT Smoke<br/><br/>In this Case there is a Lack of Enough Fire (Incomplete Fuel Combustion). The Biggest concern should be Excess Unburnt Fuel getting by the Piston Rings and deluting the Lubricating Oil and it's ability to properly lubricate the Engine Bearings. <br/>I think more frequent Oil changes until they solve the...