LatemodelRestoration.com carries a complete listing of Speedometer Repair Parts including a unique speedometer cable adapter for use with the stock Mustang speedometer cable. No matter what gauge accessory you are looking for, LRS has your Mustang speedometers needs under control.
I have been ordering items from Latemodel Restoration for many years. I've found them to be exceptionally professional, timely with order processing and shipping correct items ordered. I've never received an incorrect item on an order.