Auto Meter 5in Ultimate DL Tach 9000 RPM Black

NHRA Competition legal Compatible with 0.5 - 6 pulse ignition signals (1-12 cylinder engines) with points, electronic, and most 12V high-performance racing ignitions. 12 and 16 volt compatible, well-suited with nearly every street car or race car electrical system Optimize use of your engine's power band and improve vehicle run performance and driver gear changes with an optional rapid response, high visibility user-programmable 4-stage shift light. Monitor and record Engine and Driveshaft RPM to analyze wheelspin, clutch slip, coverter lock up, gear changes and more! Available wideband channel allows you to expand the Ultimate DL to additionally record air/fuel ratio during your run. Playback the air/fuel ratio on the tachometer or download into DataPro to further analyze the data. Available pressure channel allows you to expand the Ultimate DL to additionally record fuel pressure, oil pressure, or brake pressure during your run. Playback the pressure channel on the tachometer or download into DataPro to further analyze the data. Includes award winning DataPro analysis software Download data to your PC via USB Comparative run overlay allows you to compare current to best runs and see what happened not only when, but where!