Mercury 9.9-25HP MBTW Thrust Washer OEM Replacement Solas thrust washer. Suits Mercury 10 Spline 3" Gearcase Outboards: - 9.9 & 15HP 4-Stroke (Bigfoot models only) 1999-2005 - 18HP 2-Stroke 1980-1985 - 20HP 2-Stroke 1986-2002 - 20HP Mariner 2-Stroke...
