Mercury - Oil tube assy - 8M0199961 Suzuki-DF300-2008 Meets NMMA TC-W3 marine oil

Meets NMMA TC-W3 marine oil certification

The Yamaha Woodruff Key 90280-04M05-00 is there to keep critical rotating parts locked in position so everything stays indexed the way Yamaha intended

It is the quiet little part that makes every smooth launch

This isn’t an imitation or a rebranded generic fluid — it’s the official Mercury Marine part

Mercury - Oil tube assy - 8M0199961 Suzuki-DF300-2008 Meets NMMA TC-W3 marine oilOil tube assy 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.