Comp Cams Digital Gauges

Proper engine tuning is essential to achieving maximum performance and avoiding costly, premature engine failure. These COMP Cams FAST air/fuel ratio meters can eliminate the unknown, allowing you to tune carburetor jetting and EFI profiles with confidence and complete accuracy.

Features include:

* Built-in data logger with on-screen playback, outputs for external data loggers and digital gauges
* Narrow-band simulator function
* Lighted, full graphical display makes them easy to use
* Available in a single-sensor version, or a dual wide-band O2 version that can manage air/fuel in both engine banks simultaneously, or average them together for precise tuning

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