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  1. Holley EFI

    To start viewing messages, select the forum that you want to visit from the selection below. Please be aware that this is a community forum. Although Holley employees will take part in answering …

  2. V2 EFI software upgrade on Gen 1. - Holley Performance Products …

    Jun 12, 2024 · I just noticed that the V2 EFI software supports both Sniper 1 & 2, but I saw the note in the overview that say call Holley because V1.3 needs a special update. Is the update worth doing …

  3. Engine stalls after a few seconds. - Holley Performance Products Forums

    Jan 9, 2023 · Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an …

  4. Universal Terminator X - Holley Performance Products Forums

    Jun 21, 2021 · Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an …

  5. First Start - Backfire Through Intake - FIXED - Holley Performance ...

    Jul 7, 2025 · First time posting. New Terminator X Max install on rebuilt engine. 6.0L LQ9. I get a nasty backfire right away, when I crank the engine over. I'm using the preconfigured Holley GCF tune as a …

  6. Sniper CAN Bus Data Stream Channel Allocations - Holley Performance ...

    Aug 14, 2024 · I did manage to CAN Bus Data Stream Channel Allocations from the Cable Adapter Instructions (280-CA-EFIHOLMX), which also suit Holley Dominator & HP ECUs, but can see from …

  7. Holley EFI Software HotKeys for Quick Keyboard Navigaton

    Oct 31, 2015 · Holley EFI Software HotKeys for Quick Keyboard Navigaton 10-31-2015, 11:50 AM Several people have asked me if there were any Hot Keys in the EFI software, to make

  8. Selecting pump flow rate for EFI application? - Holley Performance ...

    Feb 5, 2025 · The Holley Sniper 1100 has one 100 lb/hr injector. That 100 lb/hr calculates to about 15~16 gallons/hr, or 60~65 liter/hr. Does Holley have a recommendation for a pump with that much …

  9. Target AFR Table Ford 302? - Holley Performance Products Forums

    Jun 21, 2025 · I have the engine running now. When datalogging and looking at the AFR it jumps around when touching the throttle. I'm guessing it's Acceleration Enrichment that is way off? I took a look at …

  10. Sensor Diagnostics & Datalogs - Holley Performance Products Forums

    Jul 24, 2012 · These can be used by Holley Technical Services to help a customer diagnose various issues. If you have an issue with the crank/cam signals, WBO2 Sensors, Boost Control, or …