Andy, I am @ 4500 ft. alt. while idleing the baro is 150 hz- the maf is @ .95 volts and 3.51 gm/s - st is -9% lt -25% - pulse width 3.25 ish. There is no way to give you reading while driving, cause you can not drive it, it wont excelerate unless you add propa... Login to read more.