Quicksilver 8M0204684 O-Ring Fill Drain Screw Seal

The Quicksilver 8M0204684 is a genuine OEM replacement O-ring designed for use with fill and drain screws on Mercury MerCruiser sterndrive units and Mercury outboard lower units. This precision-engineered seal ensures a proper, leak-free fit when servicing gear case lubricant systems.

Key Features:

• Genuine Mercury Marine/Quicksilver OEM part for guaranteed fitment and quality
• Designed specifically for fill and drain screw applications on MerCruiser and Mercury outboard gear cases
• Manufactured to strict Mercury Marine quality standards for reliable sealing performance
• Supersedes previous part number 805726
• Essential replacement component during routine lower unit maintenance and gear lube changes

This O-ring should be replaced whenever servicing the lower unit to prevent gear oil leaks and ensure proper lubrication protection for your drive system. Quicksilver parts are engineered and tested specifically for marine environments, providing superior performance compared to generic aftermarket alternatives.