1995 marlin, 1995 volvo penta 4.3gs pmda4110108729 4.3l ho tsk sx-s 4111511083 trying to replace waterpump impeller. can someone advise what part number or at least what manual do i need. what i get out of moter number it is 1994 . has sherwood raw water pump on it with6 1\2 inch pulley on it...
