Mercruiser 807166A3 Water Shutter Sold as a pair. This does not use any pins or grommets to hold it in place because it has 2 tabs molded into the sides which snap into the holes which the above grommets used.
For 1982 to 1996 engines, there are some 1996 and 1997 models that apply. Oval Check Valve Set (2 Pieces) for Newer Mercruiser V6 and V8 Models, also1982 to 1996 engines, but there are some 1996 and 1997 models that apply. These dampers are simply placed in the exhaust antler. Replaces the old version with rod.
Mercruiser OEM 807166A3 , replace14348 , 14348A1 , 14348A 1 14348A2 , 14348A 2