AEM AFR gauge .. how to know ..

[yryr999]

Hello .. today I install the AEM AFR gauge ..

I wanna know how to see the car run on rich or lean .. cause last time I measure the horse power .. my marauder get 233 rwhp .. the thread (http://mercurymarauder.net/forums/showthread.php?t=77873)

so how I know I run or rich or lean ..

waiting for advice ..

[RF Overlord]

Are you asking how to install the gauge or how to read it?

From your other thread, you're definitely running lean.

[yryr999]

how I read it .. I already install it ..