Changing distributor when carb 4age

[izanagi]

(06-30-2016 07:12 PM)Bean Wrote:  

(06-30-2016 06:34 PM)izanagi Wrote:  How the ECU interacts with distributor ?

In simple terms: The ECU will use sensor input (MAP/AFM, CAS, etc...) and set timing according to it's internal map and adjusters for other factors.

Does the ECU change the ignition timing or the injector timing ?