Mercury Cougar Instrument Cluster Gauges Tachometer

The Car Starts And The Engine Tach Now Reads 2400 To 3000 Rpms. The Cold Engine Was Set To 1600 Rpm And Drops To 1200 Rpm When Warm. High...

Tachometer Quits When Under Acceleration Resumes When You Let Up On The Throttle Also If You Rev Up The Engine It Stops If You Raise It...