Quicksilver 8M0154763 Water-Separating Fuel Filter for Johnson/Evinrude 250-300hp OutboardsWater separating fuel filter 8M0154763 is the replacement filter for various Evinrude/Johnson outboards and OMC sterndrive engines. Use to replace: Johnson/Evinrude outboard #502905; OMC Sterndrive #174144; Sierra 18-7946. The water separating fuel filter helps to keep harmful debris or water from getting to your engine. Replace the filter at least once each boating season and before winterizing your boat. Remove the old filter and easily install the new, clean filter. See your owner's manual for replacement recommendations based on your engine use. Check your owner's manual or service manual for specific application and installation instructions.Engine Part Application:Johnson/Evinrude mid-late '90s 250/300 HPKey Product Features 10 micron filtration delivering over 90% efficiency to provide your engine with clean fuel for peak performance; Water separating fuel filters help keep damaging debris from getting to your engine while also keeping performance-robbing water from reducing the efficiency and economy of the engine; Replace the filter once each season or as your owner's manual recommends based on engine use; Replaces Johnson/Evinrude outboard 502905, OMC sterndrive 174144, Sierra 18-7946; Easy to remove old filter and install the clean, new filter; Engine Part Supersedes