Mercury - Mercruiser 27-78028A78 Gasket Set
Mercury - Mercruiser 27-78028A78 Gasket Set, Mercury - Mercruiser 27-78028A78 Powerhead Gasket SetGenuine OEM Mercury-Mercruiser part.Application: 40, 400, 402 (2 Cyl.) - s/n 5556230 & up; Special Order Item