Mercury Genuine Check Valve - 21-64871

The Mercury Genuine Check Valve - 21-64871 is a marine plumbing component for installation or replacement work.

Product information

• 21-64871 - Genuine Mercury Check Valve
• 2 Stroke Mercury outboard oil tank vent check valve

Before ordering

Please compare the listed specifications and part number with your existing component. If you need help confirming compatibility, contact Jet Ski Parts Warehouse with your make, model, year and engine details.