Condition: New Replaces part number Part #: 47-20268,47-65959,47-89983,47-89983T Replaces Sierra #: 18-3007 Fitment: Fits the Following for Mercury Outboard motors 30 HP 1271884-1448139 30 HP JET C159200-G589999 35 HP 1217222-1448139 & 1571114-UP 40 HP 2 cylinder 1224481-1476509 & 2874704-6445653 40 HP 4 cylinder C159200-UP 45 HP 1279685-1476509 & 5531630-UP 50 HP 1421113-4962055 50 HP 4 cylinder 4962056-UP 50 HP 3 cylinder 6428681-D000749 60 HP 6428681-D000749 65 HP 3 cylinder 3293184-4571651 70 HP 3 cylinder 4571652-B110053 Detail: Number of Blades: 6 Height: 18.71mm External Impeller Overall Diameter: 50.90mm Internal Shaft Insert Diameter: 19.09mm Colour:Black Material:Plastic Package Contents: 1 * Water Pump Impelle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.,_d0.1734