Let’s start on part two of our fuel tuning series of videos. So in our previous video we discussed startup and fuel modifiers and now we’re gonna get into what closed loop and learn is and how to use these tools to your benefit.

Let’s start on part two of our fuel tuning series of videos. So in our previous video we discussed startup and fuel modifiers and now we’re gonna get into what closed loop and learn is and how to use these tools to your benefit.
Learn about Holley EFI’s start-up fuel enrichment modifiers that are active during cranking to get your engine to lite off quickly without coughing and sneezing.