Outboard Fuel Filter - UniversalDisposable high-flow in-line fuel filters work with most outboard motors. Protects carbureted engines by trapping pollutants. A clear body allows visual inspection.Features: A clear body allows visual inspection, making it easier to stay on top of maintenance High-strength, impact-resistant, and shatter-resistant construction is ideal for tough conditions Universal In-Line Fuel Filter, for 1/4", 5/16", 3/8 inch fuel lines *Best to replace during winterize or spring start-up for optimum results Quick Guide (pdf)