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AEM Tuner trigger offset

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i have RB25DET Neo Hitachi cas on AEM s2 6620 with AEM COP 24 tooth trigger disk and it triggers on exhaust stroke i tried to do offset but i don't know how to set it ?! do i put 180 degree on ignition sync on red circle in the attachment pic ?

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If I understand that screenshot correctly, try 12. The field is for teeth, not degrees

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