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Old 09-30-2004, 03:54 AM   #4
Scooby Specialist
Member#: 36528
Join Date: May 2003
Location: florida
2002 Impreza Wrx


Stoich is the a/f ratio at which the ratio is perfect for all the a/f to be used when lit(chemically). Course, if you don't wanna use all the air going into the engine, you could use less fuel making the car a bit more fuel efficient. Also think about how not all the air/fuel is used, and how combustion is never perfect. Having 10-15% more fuel then stoich is generally what people say makes the most power. It's could also be fuel specific since some fuels have o2 in them and what not, but......

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