Feature: 1. Fitment: Water pump impeller has been manufactured on the basis of original standard, suitable for 6HP 8HP Outboard. 2. OE: Reference part Number: 6G1‑44352‑00, 6/8 Horsepower, Replacement for Sierra P/N 18‑3066, CEF P/N 500302. 3. Function: This water pimp impeller makes the repair and maintenance of the water pump easy. 4. Application: Used to replace the damaged and worn impellers, aiming to improve the heat dissipation performance of the water pump. 5. Material: Made of the strongest marine and chemical corrosion resistant nylon and scientifically designed high performance neoprene. Specification: Item Type: Water Pump Impeller Material: Neoprene+Nylon OE: 6G1-44352-00, 6/8 Horsepower, Replacement for Sierra P/N 18-3066, CEF P/N 500302. Quantity of Blades: 6 Depth/Height/Width: Approx. 18.29mm/0.72in Total Diameter of Outer Impeller: Approx. 39.88mm/1.57in Inner Shaft Insertion/Wheel Hub Diameter: Approx. 12.02mm/0.47in Application: Used to replace the damaged and worn impellers, aiming to improve the heat dissipation performance of the water pump Fitment: Replacement for 6HP 8HP Outboard. Package List: 1 x Water Pump Impeller Note: 1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!