Parts for MerCruiser 4-Cylinder Engines
MerCruiser 4-Cylinder Engine Families and Catalogues

MerCruiser 4-cylinder engines include several closely related families. To identify the correct part, it is important to distinguish precisely which catalogue corresponds to the model you are looking for before consulting an exploded view.
This category provides access to catalogues for MerCruiser 4-cylinder engines, including the D1.7L DTI, CMD 1.7L, QSD 2.0, D2.8L and CMD 2.8 families, as well as the 3L, 3.7LX, 470, 485 and 488 versions. The catalogues are organised according to the designations and systems stated in their titles, such as carburettor or multi-point injection.
Open the family closest to the name shown on the engine, then use the MerCruiser diagram and exploded view to locate the relevant assembly and its part number. Catalogues associated with the different power designations are also available from this 4-cylinder selection.
Before searching for MerCruiser spare parts, compare the engine information with the title of the selected catalogue. This check helps prevent confusion between closely related models and makes it easier to identify the correct part.
Parts for MerCruiser 4-cylinder engines: families, exploded views and diagrams to identify the correct catalogue and part number.













