Description
Mercury 300-Hour Maintenance Kit for 8/9.9hp EFI Std Gearcase
Mercury 8M0227353 is a 300-hour maintenance kit for 8 and 9hp EFI outboards with a standard gearcase. It is designed for engines with serial number 1R281445 and above to support routine service, protect key components, and help maintain reliable performance.
Applications
For Mercury 8 and 9.9hp EFI outboards with standard gearcase, serial number 1R281445 and above.
Shipping
Ships as one Mercury maintenance kit package.
Key Facts
Brand: Mercury
Part Number: 8M0227353
Product Name: Maintenance Kit
Service Interval: 300-hour
Engine Family: 8 and 9hp EFI
Gearcase: Standard
Serial Range: 1R281445 and above
What’s Included
Included: Mercury 300-hour maintenance kit
Service Notes
Confirm engine horsepower, EFI configuration, gearcase type, and serial number before ordering.

