Chrysler 25 and 30 HP Outboard Motors Service Manual OB 1894, Page 74Get this manual
SECTION XIII (Cont Remove water pump and impeller drive pin as outlined in Section VIII, paragraph 4-1 (25 HP, or Section IX, paragraph 3-1 (30 H.P
AInstall dri veshaft in lower unitBOn long leg models, install water line extension on water line (upper)