Feature: 1. Easy Hose Connection: Features a detachable quick connect soft hose adapter (16mm outer diameter) for effortless attachment to standard garden hoses, with idle motor adjustment for convenient pollutant removal and motor upkeep. 2. Effective Engine Rinse: After each trip, use this user friendly engine flusher to rinse with freshwater, effectively removing salt, sand, and sludge to prevent erosion. 3. Robust Design: Motor muff is equipped with a 100 x 100mm round black rubber disc and a premium spring steel bracket with a resilient black coating, ensuring minimal deformation over time. 4. Applicable Model: This motor flusher is suitable for Johnson Evinrude, for Force, for Suzuki and for Tohatsu. Check for better fit 5. Ideal Replacement: Wonderful replacement for the old and damaged parts, fine workmanship, attention to details, helps you improve the working efficiency Specification: Item Type: Round Muff Motor Flusher Material: Spring Steel, Rubber Detachable Water Hose Fitting: Approx. 16mm / 0.63in (outer diameter) Suction Cup Size: Approx. 100mm / 3.94in Diameter Installation Position: Motor Air Intake . Package List: 1 x Boat Motor Muff (with OD 16mm connector)