1967-1968 Mustang Instrument Bezel Complete Mechanical 6 Gauge Set Custom Bezel with MP Gauges!! Gauge sizes: 4 3/4" Speedometer 4 3/4" Tachometer 2 1/4" Oil 2 1/4" Temperature 2 1/4" Fuel 2 1/4" Volt Looking for a custom six gauge bezel? Look at this 1967-1968 Complete gauge set with Black Gauges. MECHANICAL SPEEDO and complete wire harness. Instructions are Included. - on all gauges we modify fuel gauge to work with original sending unit. Saves customer from having to drill a hole in the gas tank and drop in a new sending unit. Mechanical: -Mechanical meaning the speedometer is mechanical working off the original cable, includes odometer. Comes with wire harness and oil and temp sending units.