If the smoke has a blue tint and smells oily John is correct, on the other hand if the smoke is pure white it may be caused by un-burnt fuel in the combustion chamber. This problem is usually a result of a malfunctioning cold start valve, fuel distributor, or out of tolerance CO adjustment. "We're here to help you" DMC Help / De Lorean Services / <dmchelp@xxxx> Web Site: <www.deloreanservices.com> ----- Original Message ----- From: <dherv10@xxxx> To: <dmcnews@xxxxxxxxxxxxxxx> Sent: Wednesday, February 07, 2001 10:55 AM Subject: [DML] Re: Cold engine and smoke > Erik, White smoke usually means that the oil is seeping into the > cylinders normally from around the valve guides so: When you first > start up you will get white smoke and then it stops after it burns > off. This will hasten the fouling of the plugs and 02 sensor. A burnt > looking smoke that is comming out of the tail pipe all the time is > usually comming from around the rings due to wear. > Hope this helps, From my old engine days. > John Hervey > > --- In dmcnews@xxxx, delorean502@xxxx wrote: > > Hello, > > When I start my Delorean after a week or so of not driving it, a > lot > > of exhaust smoke comes out. It's not a bad looking smoke, just a > lot > > of exhaust. Is this normal? Once the engine warms up or when I > > start to drive, it is fine. Also, when it is cold it tends to > > hesitate a bid in first. It will never stall or loose total power, > > just hesitate a bid when I give it some gas. > > Thanks for the help > > > > Erik Geerdink > > 4512