Tohatsu 2001 90 Carb sync

[jonathan_239s]

Where can i connect my carbtuner to be able to sync all 3 of my carbs
I’ve spent all day trying to find where i can put it but i can’t find it.
Image of my motor is down here

IMG_4282.JPG

drive.google.com

 

[pvanv]

I've never bothered. Sync idle and WOT and go.