AutoMeter Phantom II gauges feature black Super Bezels and white dials with black outlined white numbering and black increments through- the-dial patented LED lighting technology and glowing red pointers for superior visibility. When illuminated the gauges display in a reverse configuration (black dial with white numbers and markings).This is a 3-3/8 Full Sweep 10000 RPM tachometer that will operate on 4 6 or 8 cylinder engines with most factory or aftermarket ignition systems. Included with Tachometer: Mounting bracketInstallation instructions Made in USA.