Description
This Mercury part fits select 40-60HP 4Cyl 4 Stroke EFI Outboards with Standard Gearcase Only. Please verify fitment using your engine model or serial number before ordering. View full description.
Total Price:
Add to CartThe 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.
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.
What is the Mercury 8M0113483 300-Hour Service Kit used for?
The Mercury 8M0113483 300-Hour Service Kit contains replacement parts for routine 300-hour maintenance on compatible Mercury 4-cylinder 40-60 HP FourStroke EFI outboards with standard gearcases. The genuine Mercury Precision Parts kit includes common service items such as filters, spark plugs, a water pump impeller kit, thermostats, seals, and anodes.
What Mercury outboards does the 8M0113483 300-Hour Service Kit fit?
The Mercury 8M0113483 service kit fits 40 HP, 50 HP, and 60 HP 4-cylinder EFI FourStroke outboards with standard gearcases and serial number 1C000001 and higher. Fitment should be verified by model, horsepower, serial number, gearcase type, service schedule, or parts diagram before ordering.
What parts are included in the Mercury 8M0113483 300-Hour Service Kit?
The kit includes an 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, and lower unit anode.
Does the Mercury 8M0113483 service kit fit standard or other gearcase applications?
The Mercury 8M0113483 300-Hour Service Kit is specified for standard gearcase applications only. It is designed for compatible 40 HP, 50 HP, and 60 HP 4-cylinder EFI FourStroke outboards with serial number 1C000001 and higher where specified.
What oil and gear lube should be used with the Mercury 8M0113483 service kit?
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.
How should the Mercury 8M0113483 300-hour service be performed?
Follow the Mercury owner’s manual for the recommended 300-hour service interval, fluid specifications, torque values, and replacement procedures for your specific outboard. The kit can be serviced with common shop tools, but the supplied description does not provide the complete procedures or torque specifications for each component.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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