Lower Unit Drain Plug Gearcase Screw – Fits Mercury & MerCruiser (Replaces 10-79953Q04, 18-2244) 20hp 7L Alpha 4-Stroke 2000–2004 57-865615-003

7L Alpha 4-Stroke 2000–2004 57-865615-003 s/n from OL619000 MerCruiser 5

and DF140 models manufactured between 2001 and 2010

and MC-1 stern drive models manufactured between 1983 and 1990

What gear lube should I use

Lower Unit Drain Plug Gearcase Screw – Fits Mercury & MerCruiser (Replaces 10-79953Q04, 18-2244) 20hp 7L Alpha 4-Stroke 2000–2004 57-865615-003Product Details This non magnetic Lower Unit Drain Plug Gearcase Screw with an integrated seal is designed for Mercury and Mariner outboards equipped with a 3 8 16 drain and fill hole. It is also compatible with all MerCruiser stern drives, with the exception of the Verado series. The high quality construction prevents gear lube leakage and water intrusion into the gearcase, protecting vital components. It serves as a direct replacement for various