Megasquirt Part 2: Bringing It Home
It's damn near impossible to tune the fuel delivery without knowing what the air/fuel ratio is. To address this, we picked up an AEM Gauge-Type UEGO Controller wideband sensor. The UEGO uses a Bosch sensor and is accurate to within 0.1 AFR, according to AEM. Between the easy installation, the spiffy gauge and the relatively low cost of the unit, picking this UEGO was a no-brainer. Our target AFR was between 12.8 and 15.2 out of boost and around 11:8 in boost View Related Article