runing

thanks jason for the http://www.youtube.com/watch?v=Umeo77pyOoovideo

OK first question... Motor is out of the boat so that i could pull the shaft out. Once the motor goes back in i want to crank it up and make sure my head gasket replacement went as planned. The shaft is in but the impeller is not on. I know you should not run the pump dry because of wear on the...