30-4110 Air/Fuel Ratio Gauge AFR 52mm with 4.9 LSU Sensor WideBand A/F
Gauge Display/0-5V Output Gasoline values from 10:1 to 20:1 AFR. 0-5V Output E85 values from 6.6 to 13.2:1 AFR. 0-5V Output Ethanol values from 6.14 to 12.3:1 AFR. 0-5V analog output (10-20 AFR range only).