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rough or rich

  1. 33 1.7 16v running rough/rich low rev's

    Alfa 33, Sud & Sprint
    Hey guys, I have had this issue ever since i brought this car and rebuilt the engine. It runs really rich and rough on idle and especially under low revs. There are no vacuum leaks. I had injectors cleaned and flow tested. i swapped with a mates oxygen sensor but made no difference I had the...