PLUG (8M0204657)

Maintain the reliability of your Mercury outboard with the Genuine Mercury Plug (8M0204657). This OEM replacement plug helps seal designated engine openings, protecting internal components from dirt, moisture, and other contaminants. Mercury manufactures this plug to exact factory specifications, ensuring a precise fit and dependable performance for compatible engine applications.

Whether you’re replacing a damaged plug during maintenance or completing an engine repair, this genuine Mercury part helps restore your engine to factory condition.

Protect Your Engine

Even small components play an important role in engine performance. The Genuine Mercury Plug (8M0204657) creates a secure seal that helps keep contaminants out while supporting the integrity of the engine assembly.

Replacing worn or damaged plugs also helps maintain reliable operation and reduces the risk of unnecessary wear to internal components.

Genuine OEM Fit and Quality

Mercury builds the Plug (8M0204657) from durable materials designed to withstand demanding marine conditions. Because it matches the original factory specifications, installation is quick and straightforward without the need for modifications.

Unlike many aftermarket alternatives, this genuine Mercury plug delivers the fit, durability, and reliability your engine was designed to have.

Why Choose Genuine Mercury Parts?

Genuine Mercury parts help maintain your engine’s performance, reliability, and longevity. Whether you’re carrying out routine servicing, replacing worn components, or rebuilding an engine, the Genuine Mercury Plug (8M0204657) provides the quality and precise fit you can trust.

Before ordering, always confirm compatibility using your Mercury engine’s model and serial number to ensure the correct fit.

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