Mercury Outboard 47-803748 Water Pump Impeller Kit 8-20HP

[Number of Blades: 8 Net Weight: 12g Height: 23.51mm / 0.93in External Impeller Overall Diameter: 41.11mm / 1.62in Internal Shaft Insert Diameter: 13.88mm / 0.55in "Cant just rely on horsepower to judge please check the dimension with your old one carefully if you still cant confirm that please consult us."]