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Re: 1988 Cavalier 2.0L - Questions on high NOx & DIS timing
Posted to Emissions Forum on 1/3/2003 20 Replies

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Cerium can only "store and release" the oxygen it is fed. An average of 1.0 lambda must still be maintained in order for the catalyst to do its job. The highest efficiency of NOx reduction occurs when... Login to read more.

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