Mercury - Manual-applicaton - 90-866350050 Marine Pumps & Plumbing which may affect how the

which may affect how the valve opens and regulates pressure

so you know you’re not choking the system or letting junk slip through

Fits select Mercury 115-450hp FourStroke outboards

Prevents corrosion when storing inboard or outboard engines for an extended period of time

• Supports Efficient Water Flow – Provides the proper chamber for the impeller to move cooling water through the system

Mercury - Manual-applicaton - 90-866350050 Marine Pumps & Plumbing which may affect how theManual applicaton 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.