OEM Mercury / Quicksilver Water Shutter Assembly 99370A2
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Description
Description
OEM Mercury/Quicksilver water shutter assembly for MerCruiser sterndrive exhaust systems.
Controls internal exhaust water flow
Includes stainless steel plate and spring-mounted pivot
Helps prevent water intrusion into engine cylinders during shutdown
Fits select MerCruiser Alpha and Bravo engines, including many 4.3L to 7.4L models
Direct replacement for original 99370A2 exhaust shutter
May fit a variety of MerCruiser V6 and V8 applications. Confirm fitment using your engine serial number.

