I opened the block when the motor was running the let the engine get hot a little and closed it. Did this for a little to get the block hot. No water was pumping.
I looked at it last night. I thought the same thing. I thought one of the freeze plugs came out however. Seemed like the boat had water in the bottom from this winter and it was so full back there the flywheel was pushing the water out and it made it look like it was “ Pumping “ water.
I took my boat out today and as i was riding it felt heavy than normal when i opened the engine compartment i seen a lot of water and i knew something was wrong. Water pushing in from behind the starter. I’m not sure what the cause of it is. I have added 2 videos. There is a square like whole...