1987-1988 Mitsubishi Tredia 1.8L 4 Cyl. 1987-1988 Mitsubishi Tredia 2.0L 4 Cyl. Notes: Engine Water Pump O-Ring -- From 08/01/1987; Set of 2 Seals. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.