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Re: GDI LAMBDA AND AIR/FUEL RATIO
Posted to Technical Theory Forum on 7/26/2018 4 Replies

gasoline will not burn at mixture ratio leaner than about 20:1 (23:1?).

In GDI, a richer mixture is surrounded by a leaner mixture. You may have a 15:1 mixture in the center of the combustion chamber, surrounded by a 100:1 mixture with a combined mixture of... Login to read more.

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