How to find your serial number?

Serial Numbers are 8 characters. Example: 0A123456.
Engine/Drive serial numbers begin with a 0 (zero) and a letter. Or it may be 7 digits and not preceded by a letter (pre 1980 models).

How do I locate my engine serial number?

Mercury Outboards

The serial number tag is located on the SWIVEL BRACKET (port or starboard); or, check the INSTRUCTION PLATE, located between the thumb screws above the steering tube.

Mercury Serial

Mariner Outboards

The serial number tag is located on the top outside edge of the CLAMP BRACKET; or, on top of the SWIVEL BRACKET (port or starboard).

Mercury Serial

MerCruiser

Engines: The serial number tag is located near the STARTER, by the flywheel housing; or, on the ROCKER ARM or FLAME ARRESTOR COVER. Transom plates: The serial number tag is located on the INNER TRANSOM PLATE inside the boat; or, on the UPPER SWIVEL PIN. Sterndrives: The serial number tag is located on the UPPER DRIVE SHAFT HOUSING (starboard side or on the back of the housing).


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