Replaced OEM: Mercury: 38890A1, 50-30829, 50-37345A1, 50-38890, 50-38890A1, 50-55601A2, 55601A2 For models: 35 HP (year of construction: 1980-89), 50 HP (year of construction: 1980-89), 40 HP 2 Cyl 9 teeth.
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