06 sportster 215

[Dave2278]

Hello new to the seadoo boat world I just got a 06 boat with the 215 v tec motor I was told when I got it that it made a grinding noise automatically I thought ok it needs a sc so I got a new one just installed it runs very good but still makes a grinding noise ans when I drove it around the lake it overheated all the water levels r good. Help please I don't want to reck this motor