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MerCruiser Engines & Drives Resource Guide

Model Identification Guides

NOTE: The engine and sterndrive unit will each have their own separate serial number.

Engine Serial Number: The serial number tag is located near the starter, by the flywheel housing, 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.
Sterndrive Serial Number: The serial number tag is located on the upper drive shaft housing.

Engine Parts Diagrams & Schematics

Parts Guides and Catalogs

Repair, Maintenance & Troubleshooting