MerCruiser 4.5L MPI Engine with Alpha Sterndrive 300 Hour Maintenance Kit
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Mercury Marine MerCruiser 4.5L MPI Engine with Alpha Sterndrive 300 Hour Maintenance Kit
The Mercury Precision Parts 300 Hour Maintenance Kit 8M0147066 provides everything required to complete a full 300-hour service interval on MerCruiser 4.5L MPI engines paired with Alpha sterndrives in one factory-engineered package. Designed specifically for 2014 and newer engines with standard cooling, this OEM kit simplifies the maintenance process by supplying genuine components matched to your engine's performance requirements and longevity standards.
Compatible engine applications include 4.5L MPI 200 Alpha/Bravo and 4.5L MPI 250 Alpha/Bravo models spanning serial number ranges 2A441953 through 2A530777 as well as 2A530778 and up, including EC variants. Verifying fitment using your engine model or serial number before ordering is recommended.
Key Features
- Fits MerCruiser 4.5L MPI engines with Alpha sterndrive, 2014 and newer (standard cooling)
- Includes oil filter, fuel filter, gearcase drain seals, spark plugs, thermostat, thermostat gasket, serpentine belt, and PCV valve
- Premium-quality oil and fuel filters feature high internal pleat counts for superior filtration
- Heavy-duty electroplated filter housings resist corrosion in marine environments
- All components are genuine Mercury Precision Parts — not aftermarket substitutes
- Factory-engineered for best fit, function, and performance on covered engine models
- Backed by decades of Mercury Marine engineering, testing, and manufacturing experience
- Compatible with 4.5L MPI 200 and 250 Alpha/Bravo serial ranges 2A441953 and up
- For a complete service, supplement with genuine Mercury 4-Stroke Marine Engine Oil and Mercury Premium Gear Lube (858058K01), sold separately
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