Wallace Racing - Air FLow Mixture Calc:




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Air / Fuel BTU's Calc


Engine Air Flow:  CFM
Input CFM Please

TABLE OF FUEL BTU'S
Fuel Engine Air Flow (cfm) lbs of air
(lbs @ 80°)		 A/F Ratio Pounds of Fuel (lbs) Energy Content of Fuel (BTU/lb) Total Thermal Energy (BTU)
Gasoline 12.8:1 18,500
Methanol 5.1:1 9,500
Nitromethane 1.7:1 5,000