Mercury Impeller Repair Kit by Sierra For Mercury Outboards. Kit Includes: 18-2004 - Oil Seals (Qty 2) OEM 26-20070 18-2006 - Oil Seal 18-2827 - Upper Face Plate to Water Pump Body Gasket 18-2828 - Lower Water Pump Base to Face Plate 18-3052 - Impeller 18-7164 - O-Ring Replaces: Mercury - 47-89982T1 GLM - 12260 Redline - RL3252