Premium Marine Exhaust Flapper Kit - Set of 2, crafted from premium metal and rubber, these flappers offer exceptional durability and the best OEM quality.
This kit includes 2 water shutter flappers with 4 rubber grommets, designed to perfectly fit MerCruiser V6 and V8 engines. Part Number 807166A1
Fits Models: These will Not work on V6 engines that came with the one piece manifolds ( use 807166A2 it has a flat tip ), or early V8 with the round pin going through flapper.
Enhance Engine Performance, Provide additional protection for your engine, preventing backflow of lake water when the engine is shut down while hot.
Easy Installation. We deliver high-quality products and offer the best post-purchase service. If you're not satisfied with the product, feel free to contact us.