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1978 Mercruiser Parts

Serial Number:
Select Model:
140 CID 2.3L Sternddrive Model Numbers below
Mercruiser 2140208 Parts - OEM Mercruiser 2140208 parts shipped fast

1978 Mercruiser 153 CID 2.5L
Mercruiser 2120208 Parts - The number one source for Mercruiser 2120208 repair diagrams and parts
Models in the 165 Drives range
Mercruiser 2165208 Parts - Authentic 2165208 165 Drives diagram resources

Locating MerCruiser Serial Number Tags

Engine Serial Number: 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 transon plate inside the boat; or, on the upper swivel pin.

Sterndrive Serial Number (separate from engine): The serial number tag is located on the upper drive shaft housing (starboard side or on the back of the housing).