Description
Mercury 300-Hour Maintenance Kit for 8/9.9hp FourStroke Command Thrust
Mercury Precision 8M0120867 is a 300-hour maintenance kit for 8hp and 9.9hp FourStroke outboards with the Command Thrust gearcase. This kit groups the required 300-hour service items into one package to simplify routine maintenance and help keep your outboard running properly.
Applications
For Mercury 8hp and 9.9hp FourStroke outboards with Command Thrust gearcase.
Supplied fitment data conflicts on serial range. One field states 0R042475 and above, while another states serial number 0R042475 through 1R279944.
Shipping
Ships as one boxed Mercury Precision maintenance kit package.
Key Facts
Brand: Mercury Precision
Part Number: 8M0120867
UPC: 745061004870
Product Name: Maintenance Kit
Service Interval: 300-hour
Engine Family: 8hp and 9.9hp FourStroke
Gearcase: Command Thrust
Serial Range Supplied: 0R042475 and above
Conflicting Serial Range Supplied: 0R042475 through 1R279944
Country of Origin: JP
Package Length: 6 in.
Package Width: 4 in.
Package Height: 4 in.
Package Weight: 0.59 lb
Oil and Gear Lube: Sold separately
What’s Included
Fuel Filter: Included
Oil Drain Seal: Included
Gear Case Seals: Included
Thermostat: Included
Thermostat Gaskets: Included
Spark Plugs: 2 included
Water Pump Impeller Kit: Included
Anode: Included
Service Notes
Supplied fitment fields conflict on serial range, so confirm your engine model, horsepower, gearcase type, and serial number before ordering.
The supplied long description also uses the phrase carbureted FourStroke EFI, which should be reviewed against the engine serial number before service.
Follow your owner's manual for recommended maintenance procedures and required fluids.





