Product Review
Sierra fuel water separators remove over 99.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removing particles as small as 10 microns. All filters flow @ 90 GPH to feed even the hungriest motor. Sierra 10 micron filters are recommended to prevent damage to sensitive inboard, sterndrive and outboard fuel injection systems. Contains: 1 - 18-7944 and 1 - 18-7853-1 Replaces: Mercury - 35-802893A4, Q4, 35-60494A4











