Mercruiser Sterndrive Identification. MerCruiser Inboard/Outdrive Model Identification Guide MerCruiser Internally, the upper gears and bearings of the Alpha One If the boat is a 1973 to 1990, you will most likely need a SE106
Mercruiser Sterndrive Identification from ar.inspiredpencil.com
model s/n year ii (1.78:1) 2398798-2671321 68-69 iii 2373127-3002613 68-72 iii 5128065-up 78-up mc 1a, 1b & 1c That said the replacement water pumps are not the same for both sterndrive units
Mercruiser Sterndrive Identification
Alpha Gen 1 pre 1990, Serial number 0D469858 and below, the impeller pump is mounted in the drive, the water pump housing is made of plastic (see part RM46-00048), and the trim & tilt rams are held on with nuts. Please note : that the Mercruiser, MC-1 lower unit and the Alpha One lower unit can be used with this upper gearcase Most Alpha One Sterndrives came from the factory with an "A" stamped on the end of the propshaft for identification
Mercruiser Outdrive Identification Alpha Gen 1, Gen 2, and Bravo. Please note : that the Mercruiser, MC-1 lower unit and the Alpha One lower unit can be used with this upper gearcase Sterndrives.com teams with marine parts suppliers to provide good outdrive and sterndrive prices world-wide
Mercruiser Sterndrive Identification. Alpha Gen 2 1991 - UP, Serial number 0D469859 - Up, the impeller pump is mounted in the drive, the pump housing is made of. The Serial Number Range for these models ranged from 6225577 Thru 0D469858