Replaces OEM Part #: Mercury 18-5873 Mercury 18-5874 Mercury 398-8778 A6 Mercury 398-8778 A10 Mercury 398-8778 A16 Mercury 398-8778 A17 Mercury 398-8778A18 Mercury 398-8778A21 Mercury Fitment Information Chrysler, Force, Gamefisher 120HP 1992-1995 Chrysler, Force, Gamefisher 70HP 1991-1992 Chrysler, Force, Gamefisher 70HP 1993-1994 Chrysler, Force, Gamefisher 70HP 1994-1995 Chrysler, Force, Gamefisher 90HP 1991-1991 L Drive B & D Mercury 100HP 1988-1993 Mercury 100HP 1994-1996 9 Amp Mercury 115HP 1989-1993 9 Amp Mercury 125HP 1994-1996 9 Amp Mercury 40HP 1989-1991 Man. Str. Mercury 65HP 1994-1996 Jet Man Str. Mercury 70HP 1987-1989 9 Amp Mercury 75HP 1987-1993 9 Amp Mercury 75HP 1994-1996 Man.Str. Mercury 80HP 1987-1993 9 Amp Mercury 90HP 1987-1992 Elec Str. Mercury 90HP 1993-1995 SportJet Mercury 90HP 1995-1996 SportJet