300 Hour Service Kit 10W30
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Compatible Applications
| Brand | Horsepower | Engine Type | Application Notes |
|---|---|---|---|
| Mercury | 40HP–60HP | 4-Cylinder EFI FourStroke | Standard gearcase only |
What is Included
| Qty | Included Part | Part Number |
|---|---|---|
| 1 | Mercury 300-Hour Maintenance Kit | 8M0113483 |
| — | — Oil Filter, Low- and High-Pressure Fuel Filters | In 8M0113483 |
| 4 | — Spark Plugs | In 8M0113483 |
| — | — Thermostat with Gaskets, Water Pump Impeller Kit | In 8M0113483 |
| — | — Power Trim and Lower Unit Anodes, Drain Seals | In 8M0113483 |
| — | Mercury 10W-30 4-Stroke Engine Oil | Included |
| — | Mercury Gear Lube | Included |
What This Kit is Used For
This bundle pairs the genuine Mercury 8M0113483 300-hour maintenance kit with Mercury 10W-30 engine oil and gear lube, giving you everything for the 300-hour service on Mercury 40HP, 50HP, and 60HP EFI FourStroke outboards with standard gearcases.
The 300-hour service replaces wear items like the water pump impeller, thermostat, spark plugs, and anodes along with filters, oil, and gear lube.
Key Features and Benefits
- OEM Mercury 300-hour kit plus 10W-30 engine oil and gear lube
- Fits Mercury 40HP–60HP EFI FourStroke with standard gearcase
- Includes water pump impeller kit, thermostat, spark plugs, and anodes
- Complete 300-hour service in one order
Kit Details
- Kit Part Number: 8M0113483-L
- Base Kit: Mercury 8M0113483
- Service Interval: 300 hours
- Engine Compatibility: Mercury 40/50/60HP EFI FourStroke, standard gearcase
- Oil Weight: 10W-30
- Gear Lube: Included
FAQ
What engines does this kit fit?
This kit fits Mercury 40HP, 50HP, and 60HP EFI FourStroke outboards with standard gearcases.
Does this kit include oil and gear lube?
Yes. This version adds Mercury 10W-30 engine oil and gear lube to the 8M0113483 parts kit.
Can I perform this service myself?
Yes, with common shop tools. Always follow your owner's manual and verify oil capacity before operation.
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