Mercury - Manual-operation - 90-860174N60 MerCruiser-5-7L--6-2L-MPI-MIE-2019 the engine runs cleaner and

the engine runs cleaner and stays protected—even when you encounter questionable marina gas or carry fuel for long periods in warm weather

The engine has reduced performance

A: Can I continue running my engine with a weak oil pump

This longevity matters when your weekends take you far from the dock—or when you’re just looking to avoid surprise maintenance mid-season

You get smooth thrust

Mercury - Manual-operation - 90-860174N60 MerCruiser-5-7L--6-2L-MPI-MIE-2019 the engine runs cleaner andManual operation WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.