Mercury 8M0113483 40-60HP EFI 4-Stroke 300 Hour Maintenance Kit

Mercury 8M0113483 300-Hour Service Kit - 40-60 HP EFI Standard Gearcase

The Mercury 8M0113483 300-Hour Maintenance Kit contains the key replacement parts needed to complete routine 300-hour service on compatible Mercury 4-cylinder 40-60 HP FourStroke EFI outboards with standard gearcases. This genuine Mercury Precision Parts kit is designed for engines with serial number 1C000001 and higher.

Packaged in one convenient box, this maintenance kit helps reduce the need to order common 300-hour service items separately. Following the service schedule in your owner’s manual helps keep your outboard running longer and stronger while protecting your investment in your Mercury engine.

Product Features:

• Genuine Mercury 300-hour maintenance kit
• Designed for 4-cylinder 40-60 HP FourStroke EFI outboards
• For standard gearcase applications only
• Fits serial number 1C000001 and higher where specified
• Complete selection of required 300-hour service replacement items in one box
• Helps simplify scheduled maintenance and seasonal service
• Can be serviced with common shop tools
• Produced to Mercury Marine OEM specifications

Product Details:

• Brand: Mercury
• Manufacturer Part Number: 8M0113483
• Part Type: 300-Hour Maintenance Service Kit
• Application: Mercury 40-60 HP 4-cylinder EFI FourStroke outboards
• Gearcase: Standard gearcase only
• Serial Number Range: 1C000001 and higher where specified

Kit Includes:

• Oil filter
• Low-pressure fuel filter
• High-pressure fuel filter
• Oil drain seal
• Gearcase drain seals
• Thermostat
• Thermostat gaskets
• Four spark plugs
• Water pump impeller kit
• Power trim anode
• Lower unit anode

Fits:

• Mercury 40 HP 4-cylinder EFI FourStroke outboards with standard gearcase, serial number 1C000001 and higher
• Mercury 50 HP 4-cylinder EFI FourStroke outboards with standard gearcase, serial number 1C000001 and higher
• Mercury 60 HP 4-cylinder EFI FourStroke outboards with standard gearcase, serial number 1C000001 and higher

Recommended Service Products: Mercury recommends using the correct Mercury 4-stroke marine engine oil and Mercury High Performance Gear Lube during service. Fuel care products such as Quickare, Quickleen, and Quickstor may also be used as part of regular fuel system maintenance. Oil, gear lube, and fuel additives are sold separately unless otherwise stated.

Service Note: Follow your Mercury owner’s manual for the recommended 300-hour service interval, fluid specifications, torque values, and replacement procedures for your specific outboard.

Fitment Note: Maintenance kit fitment should be verified by outboard model, horsepower, serial number, gearcase type, service schedule, or parts diagram before ordering. Please confirm this kit is correct for your Mercury 40-60 HP EFI FourStroke outboard with standard gearcase before purchasing.

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