Replacement for Mercruiser Alpha I, Gen II Upper Gear Case Assembly # 1547-861063A12 , 1547-86103A10 , 1547-86103A8 & 1547-86103A6.
Alpha One Gen 2 (1991 and up) Compatible, Upper unit of Gen 2 Mercruiser outdrive gearcase
Part Number Mercruiser and OEM Cross Reference