Input Values (Peak at WOT)

101.325 = sea level std

Results

—% VE
Volumetric Efficiency

VE Interpretation

VE RangeInterpretation
90%+No major breathing issues likely
76–89%Possible minor restriction
56–75%Likely airflow problem
≤55%Severe restriction

Note: Boosted engines often show 130–200%+ VE. Use judgment for your setup.