1High Compatibility: Specially designed replacement for Johnson, replacement for Onan, replacement for Mallory, please confirm whether your model is applicable before buying. 2Part Number: The replacement part number are 09 808B 1, 224050001, 183076, 1320310, 945709 for reference. Please double check the part number of your item to ensure perfect fit. 3Long Lasting Durability: Reliable and high performance rubber construction ensures stable, efficient, and long lasting performance for optimal engine running. 4Ideal Replacement Option: Used to refurbish aging and worn out impellers. Upgraded impeller can provide higher flow rates and better cooling flow, protecting your engine effectively. 5Stable Performance: Includes washers for improved sealing performance, enhancing overall usability. Advanced manufacturing processes for excellent driving force and maneuverability. 1 x Impeller 1 x Gasket 1 x Washer