Discussing port volumes as a measure of evaluating potential engine performance. Over time, we've used this column as a forum to discuss various aspects of engine air flow. One topic we've not ...

Over time, we've used this column as a forum to discuss various aspects of engine air flow. One topic we've not included in these discussions has been the practice of comparing port volumes as a ...

Stoichiometric air-fuel ratio control during transient operation requires an accurate estimate or measurement of the instantaneous air flow rate in an engine. Two methods are commonly used for ...