4" Exhaust Flapper Valve – Fits MerCruiser Stern Drives 1994 & Up (Replaces 12644A1, 12644Q01) Mercury MerCruiser missing blades

missing blades

galvanized steel surfaces Shape Rectangular Size 2" × 6" (50

Check roller alignment one last time before reloading the boat

PA (Polyamide) control button/tip ejector cap Housing Color Medium gray/White Autoclavable Yes

and TRS models

4" Exhaust Flapper Valve – Fits MerCruiser Stern Drives 1994 & Up (Replaces 12644A1, 12644Q01) Mercury MerCruiser missing bladesProduct Details This 4" Exhaust Flapper Valve Fits MerCruiser Stern Drives 1994 & Up is designed to prevent water from entering the engine through the exhaust system. Engineered for MerCruiser stern drive models from 1994 and newer with 4 inch exhaust outlets, it is manufactured from a durable, compounded EPDM rubber with a UV stabilizer for weather resistance and long service life. It serves as a direct replacement for MerCruiser parts 12644A1 and