Auto Meter Z-Series gauges feature race quality mechanisms a black Super Bezel with black dial white numbers and increments bright orange pointers and perimeterincandescent lighting that make this line easy to read.This is a 3-3/8 Full Sweep 8000 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 Dont like incandescent lighting or want to customize the illumination of your display? Replacement LED bulbs are available separately in:AM3284 RedAM3285 GreenAM3286 BlueAM3287 Amber.