Its looks like my drive shaft splines and most likely the drive gear splines have sheared off in my 250. When I went online I was very disappointed to read that this seems to be a common problem on these motors. Going to speak to some mechanics tomorrow and decide where I go from here. New timing chains etc while Im in there? ARG!
2012 250 750 hrs
https://www.thehulltruth.com/boating...tripped-3.html