Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10-79953Q04, 10-79953A2) 450HP serial number ranges are the

serial number ranges are the most accurate way to confirm fitment

What is the difference between this aftermarket kit and an OEM one

This Lower Unit Drain Screw Gasket is designed for a secure

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 serial number ranges are theProduct 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