| hence why PI*5"^2 = 78.5sq in... you must do PI*(5/2)^2 which equals ~19.6sq in for a single 5" exhaust *2 = 39.25sqin or for 2.5" PI*(2.5/2)^2 = 4.9sqin * 2 of them = ~9.8sq in Remember geometry! :) SS
____________________________________________________ Dad, you are my inspiration, and reason for living. May you find peace in your new place - 9/26/04. I miss you. 
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