3 3/410000 rpm memory Pro-Comp Tachometer(E)

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Pro-Comp Memory tachometers offer the power of information to racers looking for accuracy and smooth pointer movement. Includes Auto Meter's revolutionary Peak RPM Recall function. This gives racers a chance to review the highest rpm during each pass to aid in troubleshooting, maintaining consistency, and even to select appropriate gear ratios. Operates on standard/elect. racing ignitions such as MSD.(For Accel BEI or Laser I or II ignitions, see Model 74801 adapter.