SEI MARINE PRODUCTS- OMC Water Pump Repair Kit 40 48 50 HP 2 Stroke 3 Vane Impeller 1989-2005 This water pump repair kit fits 40 HP 2 stroke (1989-2005 small housing), 48 HP 2 stroke and 50 HP 2 stroke (1989-2005) Evinrude Johnson outboard lower units and comes with a 3 vane impeller. It does not include the housing.