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5.0L (1979-1995) MustangTechnical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.
How do i know when my o2 sensors went bad besides from it coming up on the stored codes. I took my plugs out and them to look like the car is running a little to lean.