HP Tuners GM Gen 4 Training Part 26: Spark Timing Modifiers
Evans Performance Academy Lifetime Membership
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32m
Follow along with lead instructor, Jeff Evans, as he walks you through the spark timing modifiers such as PE/COT, IAT, ECT, EGR, and many others. We take an in-depth look at exposing the spark timing modifiers in our VCM scanner software to understand where the spark timing is coming from while tuning.
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