Gasket 27-18272

Seal the Heat. Protect the Power. ?? "Mercury Mercruiser Sterndrive Gasket 27-18272- Sinera Marine". Maintain safe and efficient exhaust performance on your 1989 Mercury MerCruiser (437B100BS) with the Gasket 27-18272, precision-engineered for aluminum exhaust systems. This critical gasket creates a tight, leak-free seal between the exhaust manifold and elbow, preventing exhaust leaks, water intrusion, and loss of engine efficiency. Manufactured from high-quality, heat-resistant materials, the 27-18272 gasket is built to withstand extreme exhaust temperatures, vibration, and harsh marine environments, ensuring long-lasting reliability and protection for your sterndrive engine. Ideal for exhaust service, routine maintenance, or full engine rebuilds, it delivers OEM-spec fitment you can trust. ?? Don’t risk leaks or overheating—install Gasket 27-18272 and keep your MerCruiser running cool, sealed, and dependable on every ride. Product Link:https://www.sinerasnowmobile.com/buy/main_products.php?pid=2251 ?? Contact us today for more information ?? seller@sineramarine.com ?? +886 984 396 757 ?? www.sinerasnowmobile