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Yamaha F90B 300 Hour Service Maintenance Kit - Yamalube 10W-30 Full Synthetic - 2016-Current

Keep your Yamaha F90B outboard ready for dependable performance with this 300 Hour Service Maintenance Kit. Designed for 2016-current F90B models, this kit includes the main service components needed for a more complete maintenance interval, including engine oil, oil filtration, lower unit service items, fuel filtration, spark plugs, thermostat replacement, and cooling system maintenance.

Built around Yamalube 10W-30 Full Synthetic FC-W marine engine oil, this bundle helps simplify scheduled service by pairing the correct lubricants with Yamaha service parts, Yamaha spark plugs, replacement gaskets, thermostat service parts, and a Yamaha water pump repair kit. It is a practical way to stay organized during 300 hour maintenance without sourcing each item separately.

Key Features

• Complete 300 hour service kit for Yamaha F90B outboards from 2016-current
• Includes Yamalube 10W-30 Full Synthetic FC-W marine engine oil for dependable lubrication
• Yamaha oil filter, primary fuel filter, thermostat, and water pump repair kit included
• Marine gear case lube helps support lower unit protection and smooth operation
• Yamaha spark plugs help promote reliable ignition and consistent engine performance
• Cooling system components help support proper operating temperature and water flow
• Bundled package helps make larger scheduled maintenance intervals easier and more organized

What This Kit Contains

• Qty 1: 5GH-13440-71-00 - Yamaha F115 F100 F90 F75 F50 F40 F30 Oil Filter
• Qty 1: 68V-W0078-01-00 - Yamaha Water Pump Repair Kit - F90B 2016 & Newer, F115 2002 & Newer, VF115
• Qty 1: 6D8-WS24A-00-00 - Yamaha Primary Fuel Filter - F50 F60 F75 F90 F115
• Qty 1: 6FP-12411-00-00 - Yamaha Thermostat - F90B VF90
• Qty 2: 90430-08003-00 - Yamaha Outboard Lower Unit Drain Gasket
• Qty 1: 90430-14M09-00 - Yamaha Oil Plug Drain Gasket
• Qty 4: 94702-00440-00 - Yamaha Spark Plug, NGK LKR6E-9N
• Qty 1: ACC-GEARL-UB-QT - Yamalube Marine Gear Case Lube Oil, 32 oz.
• Qty 1: QBL-10W30-FS-04 - Yamalube 10W30 Outboard Mineral 4M FC-W Marine Engine Oil Gallon

Engine Compatibility

• Yamaha F90B – 2016-Current

Why Choose a Complete Service Kit?

A complete service kit makes larger maintenance intervals easier by keeping the required service items together in one package. It helps reduce the chance of missing important parts, saves time during prep, and gives DIY boat owners and professional technicians the core components needed before service begins.

Performance Benefits

Routine 300 hour maintenance helps protect the systems your outboard depends on most. Fresh engine oil supports internal lubrication and helps reduce wear. Replacing the oil and fuel filters helps keep contaminants away from key engine systems. New spark plugs support dependable ignition and efficient combustion. Gear case lube helps protect lower unit gears and bearings, while the thermostat and water pump repair kit help support proper cooling system performance.

FAQ

Is this kit specific to certain Yamaha F90 models?
Yes. This kit is designed for Yamaha F90B outboards produced from 2016-current.

Is this a complete 300 hour service kit?
Yes. It includes engine oil, oil filter, fuel filter, spark plugs, drain gaskets, gear case lube, thermostat, and a water pump repair kit.

Does this kit include cooling system service parts?
Yes. This kit includes a Yamaha thermostat and water pump repair kit to help support cooling system maintenance.

Does this kit include lower unit service parts?
Yes. It includes Yamalube gear case lube and lower unit drain gaskets for routine lower unit maintenance.

Why are spark plugs included in a 300 hour kit?
Replacing spark plugs during scheduled service helps support reliable ignition, clean combustion, and consistent engine performance.