Quicksilver 60930 Water Shutter, Water Flapper for Select MerCruiser Sterndrive Engines Trolling Motors Accessories mounting faceplate

mounting faceplate

6:1 gear ratio

30-foot cable

all MEGA 360 Imaging models

Quicksilver 60930 Water Shutter, Water Flapper for Select MerCruiser Sterndrive Engines Trolling Motors Accessories mounting faceplateMerCruiser Water Shutter 60930, also known as a water flapper, acts as a flexible check valve for your exhaust system. It allows exhaust to exit freely while the engine is running but closes when the engine is off to prevent water from back flowing and causing catastrophic engine damage or corrosion. Acts as a flexible check valve to stop water return Fits numerous MerCruiser sterndrive exhaust systems Installed downstream of the flexible union