Quicksilver Drain Screw Gaskets provide an essential watertight seal for the 3/8-16 drain and fill screws found on many marine drives. Regular replacement of these gaskets is the most effective way to prevent water infiltration into your gearcase. Produced to the highest quality standards, these gaskets ensure your gear lubricant remains inside the lower unit where it belongs.
- For 3/8-16 drain/fill screws on MerCruiser and most Mercury/Mariner outboards
- Provides a secure, leak-free seal for the gearcase
- Helps prevent water from entering the lower unit during operation
- Includes four (4) individual gaskets
- Not for Verado or outboards of Japanese origin
