This marine exhaust manifold Replacement for Mercruiser MCM/MIE GM V8 (305, 350, 377 CID) Engines 1983-2002 5.0L 5.7L, Port/Starboard Side. This manifold is a direct replacement for part numbers 860246Q11, 87114A19, and 9-40507, ensuring a perfect fit and seamless integration with your engine.
Crafted from durable materials, this exhaust manifold is built to withstand the rigors of
marine environments, providing reliable performance and long-lasting durability. Its design improves exhaust flow, reduces backpressure, and enhances overall engine efficiency, ensuring smoother operation and better fuel economy.
Whether you're replacing a worn-out manifold or upgrading for better performance, this product is the ideal solution. Installation is quick and easy, thanks to its direct replacement design.
Note: Please verify your engine's model, year, and part number before purchasing to ensure compatibility. If you have any questions, feel free to contact us – we're here to help!