air fuel

  1. grayvixen93

    Bad exhaust gasses / emission test failed

    Hi! This is my first post :) I have a 93 GT Vert. I did not pass the smog/emission test because of bad gases - lambda was 1.28 at 3000 rpm. I brought the car to a workshop in my town after I sealed some exhaust leaks. There was a big leak on the pipe that leads to the smog pump. I thought...
  2. T

    2002 gt - running rich

    Hey guys so i have a 2002 mustang gt i picked up recently with no cats, long tube headers, no o2 sensors, flowmaster 10’s, a jlt cai, 70mm throttle intake, smaller cams, larger injectors and has 70k miles. You can definitely smell the gas when it is cranked, and im not sure what the easiest way...
  3. J

    Engine 1989 Fox GT 5.0 - wont start after CAI and Throttle body upgrade. HELP!

    Hey all, Been referencing stangnet forums for a while but finally joined. First forum post ever so bear with me. I have a 1989 Mustang GT 5.0 convertible that i recently got and have been upgrading here and there. Iv run into a problem and could use some help from you all. Yesterday i...