Mercury Outboard 27-22851 Gasket Fuel Filler Cap To Tank Mark 30H Mark 55H WH6A Steering Helm Parts Roughly 12-7/8" overall diameter

Roughly 12-7/8" overall diameter

Johnson Evinrude OMC Seahorse Javelin

Worm Wheel  0910354 / 910354

Stamped 571504AA but should be the same as those stamped 571504A

From my research it seems that this might be compatible with other Yamaha 4hp 4-stroke outboards 1999-2008 & newer (and maybe even older stuff as Yamaha had a very inconsistent parts numbering system)

Mercury Outboard 27-22851 Gasket Fuel Filler Cap To Tank Mark 30H Mark 55H WH6A Steering Helm Parts Roughly 12-7/8" overall diameterItem Description Mercury Part Number 27 22851 Gasket Fuel Tank Found on Mercury Mark 30H 55H & Wizard WH6 WH6A If you are unsure on compatibility feel free to ask! Purchase with confidence! General Disclaimer (please read) These are New Old Stock Parts from a large mercury Mark & K models cabinet I have. Some of these parts might work on more models than listed in the title and or the description, Please do your own research There might be some