Sounds like a C4 trans. Does this thing shift into overdrive or just whirr down the highway at 3500 rpm? A C4 does not have overdrive.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.