25-30HP 4-Stroke EFI (1R154758 & UP) (8M0222285)

The 25-30HP 4-Stroke EFI (1R154758 & UP) SERV KIT-100 HRS is a genuine OEM service kit specifically designed for Mercury 25HP and 30HP 4-Stroke EFI outboards with serial numbers 1R154758 and higher. Engineered to meet the rigorous demands of the 100-hour maintenance interval, this kit includes all the essential factory-approved parts necessary to keep your outboard running reliably, efficiently, and safely.

Regular servicing is crucial for maintaining optimal engine performance, prolonging engine life, and preventing costly repairs. The 25-30HP 4-Stroke EFI (1R154758 & UP) SERV KIT-100 HRS provides all required components in one convenient package, eliminating the guesswork and ensuring that every part meets Mercury’s strict quality standards. This kit features a high-quality water pump impeller and housing, oil filter, fuel filter, spark plugs, drain screw gaskets, seals, and o-rings tailored for this specific engine model and serial range.

The water pump impeller plays a vital role in the engine’s cooling system by circulating water to regulate engine temperature. Replacing the impeller at the recommended 100-hour interval helps prevent overheating and engine damage caused by insufficient cooling. The included thermostat works in tandem with the cooling system to maintain a consistent operating temperature for improved engine efficiency.

This service kit also contains oil and fuel filters, which are essential for trapping harmful contaminants and protecting internal engine components from premature wear. Clean filters help maintain smooth lubrication and optimal fuel combustion, ensuring your engine runs cleanly and efficiently. The spark plugs included are designed to deliver reliable ignition, smooth starts, and consistent engine performance in a variety of conditions.

By using the 25-30HP 4-Stroke EFI (1R154758 & UP) SERV KIT-100 HRS, boat owners and marine technicians can be confident that they have all the parts necessary for a comprehensive 100-hour service. The OEM components guarantee proper fit, durability, and long-lasting performance, which are critical for enduring harsh marine environments.

Routine maintenance with this kit extends engine life, enhances fuel economy, and reduces the risk of unexpected breakdowns. Whether you’re fishing, cruising, or working on the water, this service kit helps keep your Mercury 4-Stroke EFI outboard running smoothly and reliably.

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