Had clutch replaced in jan.. only put 1300 miles since then ( just got a bike

)~ ) when I shift in low rpm the hwole car shakes in higher rpms its fine..
next question... injectors cleaned new wires and plugs if im cruising and go to WOT it sounds like **** and rpms go nowhere as well as the car.. and then the ceg lights blinks.. its been scanned by ford and my mechanic adn they say nothings wrong??? any ideads.. in high rpms its totally fine I do feel a little hp loss by it doesent hesitate is it does in lower rpms?? please help guys drop me a line at tim5236@aool.com thanks guys
tim