- For select 25-60hp Mercury 4-stroke outboards
- Oil drain plug seal/washer only
- The seal/washer is yellow in color
- Inspect your oil drain plug for wear or damage when changing engine oil
- Replace immediately as necessary
- Use only Mercury/Quicksilver oil in your Mercury outboards
- Be sure to have the seal/washer in place and tighten drain plug to specific torque before engine use
