"HELP on 'Shared' Calculation Menus" " " "This same CALC MENU is used to calculate both Intake and Exhaust specs." " " "CALC MENUs are simply a 'scratch pad' to calculate the value of a spec" "from other inputs. The starting values in this menu are 'left over'" "from the last time this CALC MENU was used. Values in this menu have" "NO effect on calculated performance. ONLY THE CALCULATED VALUE(S)" "COPIED BACK TO ORIGINAL MENU ARE USED IN PERFORMANCE CALCULATIONS." " " "Y for USE THIS VALUE or copies the calculated value(s) at top of" "this menu to original menu. returns you to the original menu" "with no changes. This CALC MENU is explained on page " " "