Re: Mercruiser 3.0 Serial numbers Thanks Andy, that makes a lot of sense. The engine is about 3/4 years old and those numbers are on a paper label still stuck to the side of the block.
Find the right parts for your Mercury® or MerCruiser® engine here. Search by serial number to see detailed engine diagrams and part numbers, then contact your local authorized Mercury Marine dealer to place your order. You can also browse by model, but we strongly recommend using your serial number to ensure you find the correct parts.
Mercury has an extensive network of factory-trained dealers to help answer any parts-related questions you may have. Click here to find your local authorized Mercury Marine dealer.
For Mercury outboards, the serial number label is located on the transom bracket.
You can locate the MerCruiser serial number label on either the side of the engine or on top of the flame arrester cover.
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135 - 430 hp
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Mercruiser Serial Number Check Code
135 - 440 hp
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