Water Pump Impeller (47-84797M) for Outboard Mercury Mariner 20-30 HP. Supplied product details follow. Specifications and fitment Includes: - Water Pump Impeller Fits Models: - Mercury Mariner Outboard Model Years: - Check fitment before purchase Submodels: - Applies to listed models Engine Options: - 20 HP, 25 HP, 30 HP (specific engine codes may vary) Description: This water pump impeller is designed for Mercury Mariner outboard motors with power ratings of 20 to 30 HP. It ensures optimal water flow and cooling for your engine, preventing overheating and maintaining performance. This part is essential for regular maintenance and should be replaced periodically to ensure the longevity of your outboard motor. Features: - High-quality construction for durability - Ensures efficient water flow and cooling - Compatible with multiple HP ratings - Easy to install for quick maintenance - Designed specifically for Mercury Mariner outboards Part Number: 47-84797M