79 merc shifting noise

keymanrick

Cadet
Joined
Oct 3, 2005
Messages
15
I have a 79 inline 90hp.I changed the impeller today and when I started the boat up and put it in gear,to see if I did it right,it made a grinding noise when i shift in either direction. If I shift it faster in forward it makes a clunk. any help would be great Thanks
 
Top