1【Basic Information】 Jet outboard Impeller Size：6 1/8 ； Part No.1737；Medium Series； Fit with #1521 Flanged Liner & Wear Ring；Material： polished Stainless Steel 2【Compatible with Multiple Brands and Models】 Fits Yamaha Mercury Tohatsu Honda Johnson and Suzuki, For specific compatibility details, please check the Jet Boat Impeller description or compatibility chart. 3.【Polished Stainless Steel 】 Polished impellers with sharp edges optimize water flow by reducing turbulence, enabling the jet pump system to achieve superior acceleration 4.【Superior Performance】 Tests have shown that the polished impeller increases speed by 2-3 km/h compared to standard impellers, optimizing propulsion efficiency. If you need the most efficiency out of your jet then this is the product for you. 5.【Professional and High-Quality Service】 We specialize in manufacturing jet boat impellers and liners for small, medium, and large series, offering a full range of models to suit various needs. Renowned for their exceptional quality and reliability, our products are highly sought after by jet boat owners worldwide. Outboard Jet Impeller 6 1/8 Polished Stainless 3 Blades Part No.1737 Fits Yamaha Mercury Tohatsu Honda Johnson and Suzuki,Medium Series Jets Pump (for Wear Ring #1521)