Date: Sun, 8 Sep 2002 11:25:52 +0200 From: "Mark Gerritsma" <magernopsam.nld> Subject: Re: Engine in the 9-3 sport sedan
"Johannes H Andersen" <johsnopsamanytime.co.uk> schreef in bericht news:3D7A62D0.1E25E9Bnopsamanytime.co.uk >>>> In an effort to cut costs they now use a modified Opel engine. It >>>> could just be, that the old engine required so much effort to meet >>>> future emission standards, that they decided to design a new >>>> engine. >> Is the 'old' engine good enough to meet future >> requirement on all of them? I don't know. > > Then why do you put this suggestion up in the first place if you have > no hint or basis whatsoever for the validity? Why shouldn't I have? It was never intended to be more that what you say, a suggestion. > When cleaner engines > were introduced in the past, it usually meant a radical change in > engine design. E.g. OHC 16 valve promotes better breathing and more > complete combustion, hence less CO & NOx. If the new engine was > cleaner, then there would be some obviously noticeable differences in > the design which we probably would have heard about already. Why should the differences be obvious? With the current level of engine technology it's al in the details. Moving bearings up or down a few mm, could make a difference. Changing the location of parts could. -- Mager