KEEP TRACK OF GASOLINE/ALCOHOL AIR/FUEL RATIOS WITH FAST™
No matter if you are running carburetion or EFI, correct air to fuel ratio tuning is essential to achieving maximum performance. With the FAST™ Digital Air/Fuel Meters, the information needed to make this critical tuning adjustment is available with more accuracy than ever before.

MONITOR A/F RATIOS WITH EITHER 1 OR 2 SENSORS The easy to use FAST™ Dual Sensor Air/Fuel Meter delivers the complete story about your engine’s tuning. You can read the two wide-band O2 sensors individually or average them together for super accurate readings of your engine’s true air/fuel ratio. And with its built-in methanol capability, racers who run “wood alcohol” can tune more accurately than ever before!

MORE FEATURES THAN COMPETING METERS
In addition to it's industry leading dual sensor monitoring capability, The FAST™ Dual Sensor Air/Fuel Meter has several advanced features. It's built-in data logging capability plays back logged information on the lighted, full graphical display screen, without requiring downloading to a computer. Additional features include outputs for external data loggers and gauges, and a narrow-band simulator function that allows you to feed your engine’s computer a factory signal while using the wide-band sensor for air/fuel measurement and adjustments.