hey guys havent ran my boat in two years . its a tahiti jet with a 454. i took it out of the garage ran some new oil checked the plugs fresh fuel in the tanks. turned the key barely and she fired right up. i connected my garden hose to my main line. started it again turned on the water and water was coming out of the block on either side in two fairly heavy streams??? two ports on either side and there seemed to be some sand in there im.probably a total idieot but i need some help thanks guys.