Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10-79953Q04, 10-79953A2) 450HP apply a small amount of

apply a small amount of marine-safe lubricant or soapy water to the insert

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Carefully unplug all connectors from the old power pack

2003TB 875583-7

Please verify your pump model and compare it to the compatible models listed (MCCK

Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10-79953Q04, 10-79953A2) 450HP apply a small amount ofProduct Details This Gearcase Drain Plug Fits Mercury MerCruiser Marine Engines is a crucial component for draining and refilling gearcase lubricant in the lower unit. It is designed for a wide range of Mercury outboard engines, including 30 125 HP EFI models, and various MerCruiser sterndrive units. This part serves as a direct replacement for Mercury part numbers 10 79953Q04, 79953Q04, 10 79953A2, 10 79953Q2, as well as aftermarket equivalents like