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Yamaha | 20 Hour Service Kit | F25C | 2016-Current

Maintain dependable performance in your Yamaha F25C with this complete 20 hour service maintenance kit designed for models produced from 2016 to current production. Featuring Yamalube 20W-40 FC-W outboard engine oil, this kit includes the essential components needed to complete your scheduled oil and lower unit service.

The 20 hour service is a critical early maintenance milestone. Replacing engine oil and the oil filter helps remove break-in debris, while fresh gear lube and new drain gaskets ensure proper lower unit lubrication and sealing. Completing this service on schedule supports long-term reliability and smooth operation.

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What’s Included in This Kit

• 2 x LUB-20W40-FC-12 – Yamalube 20W-40 Outboard Mineral 4M FC-W Engine Oil (Quart)
• 1 x 5GH-13440-61-00 – Yamaha Outboard Oil Filter
• 1 x 6D8-WS24A-00-00 – Yamaha Primary Fuel Filter Element
• 1 x ACC-GEARL-UB-QT – Yamalube Marine Gear Case Lube Oil (32 oz.)
• 2 x 90430-08003-00 – Yamaha Outboard Lower Unit Drain Gaskets
• 1 x 90430-14M09-00 – Yamaha Oil Plug Drain Gasket
• 1 x Lower Unit Gear Case Oil Quart Pump

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Why Perform the 20 Hour Service?

• Remove early engine contaminants: Fresh oil and filter help eliminate break-in wear particles.
• Maintain fuel system efficiency: A new primary fuel filter supports consistent fuel delivery.
• Protect the lower unit: Fresh gear lube promotes smooth shifting and gear longevity.
• Prevent leaks: New drain gaskets help ensure proper sealing after service.
• All-in-one convenience: Everything needed for scheduled maintenance in one kit.

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Service Notes

• Designed for Yamaha F25C outboards produced from 2016-current.
• Always replace drain gaskets during service to help prevent leaks.
• Use the included pump to simplify lower unit gearcase filling.
• Dispose of used oil and gear lube according to local environmental regulations.

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FAQ

Is this kit specific to the F25C (2016-current)?
Yes. This kit is configured specifically for Yamaha F25C outboards within those production years.

Does this include the correct oil quantity?
Yes. Two quarts of Yamalube 20W-40 meet the standard oil capacity requirements for this model.