2012 mercury 90hp efi 4 stroke lower unit

[jlj26]

Need to changer impeller on my engine. What is needed to remove the trim tab in order to get to the bolt?

 

[alldodge]

Ask a Mod to move this to the OB section, would get more input

Look your motor up and see what parts.
https://www.mercruiserparts.com/4-stroke-efi

 

[jlj26]

Got my answer, 13mm.