Service Kit 100hr Mercury 350-400hp 5.7L V10 4-t

The Quicksilver Gear Lube Pump Outboard or sterndrive 3/8" - 16 Drain Plug. Easily replace your lower unit oil with this pump. Fits all quart and liter bottles. Fits any outboard or sterndrive with a 3/8"‑16 drain plug. Use adapter (included) for gear cases with an M8x1.25 drain plug.

Mercury High Performance Gear Lube 8M011677 is 85W90 weight for use in outboard and sterndrive racing applications. Also for use in high‑performance gearcases used in marine, powersports, and motorsports applications. Provides maximum protection against wear. Its tackifiers and pressure additives improve oil film adhesion and protect against excessive wear. Helps prevent horsepower loss and won’t break down when gears reach high temperatures. Advanced emulsifiers protect gears if water enters the gear housing. Should be changed once each year when winterizing the engine or every 100 hours of operation.

Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke synthetic blend 25W-40 marine engine oil has been extensively tested to ensure impressive protection against corrosion and wear. Exceeds all marine industry 4-stroke oil requirements including FC-W and FC-W Catalyst Compatible. 4L package.

Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke synthetic blend 25W-40 marine engine oil has been extensively tested to ensure impressive protection against corrosion and wear. Exceeds all marine industry 4-stroke oil requirements including FC-W and FC-W Catalyst Compatible. 1L package.