Mercury Precision Parts 300-Hour Maintenance Kit 8M0097859 – For L6 200–300 HP Verado EFI 4-Stroke Outboard

The Mercury Precision Parts 300-Hour Maintenance Kit (8M0097859) contains all the essential genuine parts you need for the 300-hour inspection of your Mercury L6 200–300 hp Verado EFI 4-stroke outboard motors.
With this convenient complete package, you can perform maintenance quickly, professionally, and according to manufacturer specifications—ensuring consistently optimal engine performance and maximum service life.

This kit is suitable for Mercury outboards with serial number 2B144122 or lower.

⚙️ Included Components:

• Oil filter – for clean lubrication and a long engine service life

• Fuel filters (low & high pressure) – protect against contaminants and ensure clean combustion

• 2 lower unit seals – prevent oil leaks and corrosion

• 6 spark plugs – for reliable engine starting and optimal performance

• Thermostat kit – maintains the ideal operating temperature

• Water pump impeller kit – ensures reliable cooling

• Alternator belt – reliably drives auxiliary equipment

• Anodes – effectively protect against galvanic corrosion

💡 Your Benefits:

• Genuine parts directly from Mercury Marine – highest quality & perfect fit

• Contains all recommended parts for the 300-hour service

• Developed according to strict OEM (Original Equipment Manufacturer) specifications

• Maximum engine performance, longer service life & highest operational safety

• Convenient complete package – no more tedious searching for individual parts

Mercury Marine has stood for innovation, quality, and reliability in marine propulsion technology for decades. Trust genuine parts to maintain the performance of your Mercury or Mariner outboard or MerCruiser Z-drive.

⚙️ Compatibility:

• Engines: Mercury L6 Verado EFI 4-stroke, 200–300 hp

• Serial numbers: 2B144122 or lower

📦 Package Contents:

• Oil filter

• Low-pressure and high-pressure fuel filters

• 2x lower unit seals

• 6x spark plugs

• Thermostat kit

• Water pump impeller kit

• Alternator belt

• Anode set