hello all! new here. i have an older mercury a 1999 mercury 225 optimax outboard. i noticed water leaking from cowl last boating season when i trimmed up. im in michigan. very small amount. i put on muffs today and started. noticed water coming from bottom of motor not a hose as i hoped. looked like bad gasket at bottom of motor. what is this called and how pricey is fix. any tech now how is great always trying to learn as much as i can. thank you all
