WHITES HOUR TACHO METER - BLKMissing oil changes, or changing too often? Not sure when that top ends going to need replacing? Keep track of your regular maintenance schedule with ease. The Whites Hour Meter will tell you exactly how long the engine has been going making it simple to service the ride at the manufacturer's recommended intervals. Designed with a Tachometer, when the engine is running, it will display the engine's RPM, and when the engine is turned off it switches