Originally Posted by txriverrat2001

I've found that when this happens it's a peice of impeller stuck in the cooler somewere. Backflushing doesn't always get it out.

Other than that - air leak somewhere.

Come down to the San Jac and we'll figure it out!

bring beer ....

Originally Posted by Wazzup Racing

Try this, trim up the drives and inspect the hoses that go from the bell to the transom plate. When the hose is installed in the bell there is a plastic grommet that threads into it from the stern of the boat. When the grommet in threaded in, sometimes the hose gets a twist in it, and with the suction of the Sw pumps pulls it Partially closed. The hose needs to be held in position while threading in the grommet. Smitty