beneteau 311 drive shaft size?

[Ianthediver]

Does anyone know what the drive shaft size is? it's the beneteau 311 penta 3

 

[tony_lavelle]

My Beneteau 311 was 25mm (I think), but that was with a Volvo Penta 2020.

 

[Ianthediver]

thanks very much yes that is what I have 2020