New correct design dash instrument cluster printed circuit board for your firebird. If your a 78 model be careful this version is only for the first design tachometer assemblies. Which means the needle on your tach is not attached to the round center hub. So the gray needle moves behind the round hub, hub stays still. 74-77 models, no worries this one is for you if you have gauge package.
*Exact fit for all models with factory Tach, Gauge, & Clock package
*1st design style clusters that the needle moves behind the tach hub center
*Replaces GM # : 8911865 perfectly
*If your buying an aftermarket tach assembly this is the right board for you