Briggs & Stratton Oil Filter 3-3/8" This genuine oil filter helps to remove harmful contaminants from engine oil. Used on select 3 cylinder liquid cooled pressure-lubricated engines, this OEM part ensures proper fit and performance to maintain the life of your Briggs & Stratton engine. For pressure lubrication and 3/LC Gas Engines 3-3/8" Length Designed to exact OEM standards, manufactured and tested to help deliver optimum performance