The American Muscle Street Rod series features hybrid dial technology combining AutoMeters signature white Hi-Def LED illumination and flourescent red pointers for maximum readability with spun aluminum dials featuring embossed details and chrome su per bezels for classic good looks. This is a 5 Full Sweep 10000 RPM tachometer that will operate on 4 6 or 8 cylinder engines with most factory or after market ignition systems.Included with Tachometer: Mounting br acketInstallation instructions Made in USA.