Alpha 1 and Generation 2 Outdrive Parts Drawings
Mercruiser Alpha one water pump impeller
Water pump impeller P/N 89840 use MR, or Alpha one OEM 47-89984T4Change every 2 to 3 years use grease
when installing and turn drive shaft clockwise when pushing down on case at the same time
Exploded view Mercruiser drawingsSearch by part number or description here
P/N 89840 Aftermarket Mercruiser impeller OEM 47-89974T4 $18.29
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