1993 Mack MR Gauges
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- Dorman HD Solutions®Tachometer SensorMack MR600P With Magnum 430HP Engine 1993, 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...Easy to installDirect replacement for a proper fit$34.83