MerCruiser 3.0 MPI - Identification; Alpha Sterndrive Decal Identification; Alpha Transom Serial Number

Section 2 - Getting to Know Your Power Package
Page 20 90-899883272 MARCH 2008
Identification
The serial numbers are the manufacture's keys to numerous engineering details which
apply to your MerCruiser power package. When contacting MerCruiser about service,
always specify model and serial numbers.
Alpha Sterndrive Decal Identification
The Drive Serial No. is located on the port side of the alpha sterndrive.
The Drive Ratio is located on the starboard side of the alpha sterndrive.
b
a
25681
Alpha sterndrive
a - Drive gear ratio decal (starboard) b - Serial number decal (port)
Alpha Transom Serial Number
The transom serial number is located on the top of the transom assembly.
25619
Alpha transom assembly serial number