Again just looking. Not real sure these are correct
http://www.marinewholesale.com/24801...ter-Pumps.html
http://www.mercurypartsexpress.com/P...e/homepage.asp
This one is for 1985 and newer
Item#150-18-3319
Water Pump Repair Kit
For 150 horsepower Mercury/Mariner with Ser# A904646 & up. Complete with parts as pictured.
Your price: $64.58