2008 F90 Jet

[28shooter]

Is there a shear pin or key on the impeller shaft incase of a rock. If so do you have a part number for me so I can get a spare thanks

[boats.net]

It's number 18 in diagram(diagram is listed for 2005 but is same as 2008 drive)
Yamaha Jet Drive Parts 2005 F90TJRD DRIVE 1 F80 90 Diagram

[28shooter]

Thanks

Thanks for all your help this is a great site and and the parts are shipped fast.