2000 ford focus

hi, new to this website need any help, have car which idles bad then dies on me similiar to as if the car is out of gas. have replaced alternator, fuel filter, spark plugs, new battery. car has 83,000 miles.
car hesitates then will stop. starts back up and can drive it but happens again... you can step on gas but still no power.. tired of paying mechanics for same problem over and over..

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Ford Focus forum:

http://www.automotiveforums.com/vbulletin/forumdisplay.php?f=166