Lower Gearcase Oil Drain Gasket – Fits Yamaha Outboard Motors (Replaces 90430-08003-00, 90430-08020-00) family-yamaha-70tlrt or cracked castings

or cracked castings

A: Common indicators include weak or no water flow from the telltale

Pump Type: Self-priming flexible neoprene impeller pump

and OMC part numbers

Verify no abnormal sounds or overheating occurs during the test run

Lower Gearcase Oil Drain Gasket – Fits Yamaha Outboard Motors (Replaces 90430-08003-00, 90430-08020-00) family-yamaha-70tlrt or cracked castingsLower Gearcase Oil Drain Gasket Fits Yamaha Outboard Motors (Replaces 90430 08003 00, 90430 08020 00) This gasket provides a secure, leak free seal for the lower unit drain and fill plugs on Yamaha outboard motors. Replacing it during each gear oil change prevents lubricant leaks, ensuring the lower unit's gears are properly lubricated and protected from water intrusion and corrosion. Designed for universal compatibility, this gasket fits all Yamaha 2