2000 Mack MR Gauges
- Dorman HD Solutions®Tachometer SensorMack MR With Magnum 430HP Engine 2000, Tachometer Sensor by Dorman HD Solutions®. Dorman HD Solutions has all the components needed for a complete repair. Quickly and easily installed, it eliminates the clunking noise that may result...Easy to installDirect replacement for a proper fit$34.83