Has anybody measure the difference between a standard and modified throttle body? Ford must have fitted the size they did for a reason? You can put as big a throttle body on as you want but if the engine does not need it there is little or no reason to replace it.

Using this http://www.hipermath.com/math_center...g_calculations depending on when you want the power you need a 62 to 68mm throttle body

Steve