Has anyone used a kit like this to successfully make a factory speedo work off of a gps unit?
Also does anyone know how many revolutions per mile the factory speedometer uses? These are set for “the standard” 1000 revolutions per miles
JEGS 41800: Mechanical Speedometer Converter with Built-in GPS - JEGS
Order a mechanical speedometer converter with a GPS online from JEGS High Performance. This electric to mechanical speedometer cable drive conversion kit fits Ford, GM or Chrysler speedometers and is easy to install. Visit JEGS High Performance and buy a SpeedBox speedometer for your vehicle now!
www.jegs.com
Also does anyone know how many revolutions per mile the factory speedometer uses? These are set for “the standard” 1000 revolutions per miles