How to Remove the Lower Unit on a 1994 150 Mercury Outboard?

Answer The lower unit on a 1994 150 Mercury Outboard should be lowered and the water pump checked once a year, especially if it is used in saltwater. It is not a difficult process, unless it has been negl... Read More »

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How to Install an Outboard Lower Unit?

Marine outboards have two basic engine sections: the upper unit and the lower unit. The lower case contains the water pump, propeller shaft and gears, along with numerous seals, tubes and a shiftin... Read More »

How to Install a Chrysler Outboard Lower Unit?

Although Chrysler is primarily known for manufacturing cars, trucks and automobile engines, the company also manufactures outboard boat motors too. The lower unit on your Mercury outboard contains ... Read More »

How Do You Change the Lower Unit Oil in Your 90HP Force Inboard/Outboard Motor?

The lower unit on an inboard/outboard marine engine contains the final gearing assembly and the propeller mounting assembly. These moving parts are lubricated and cooled by gear oil, which should b... Read More »

Location of the Oil Sending Unit on a 1994 Mercury Cougar V-8?

Locating and replacing the oil sending unit in your 1994 Mercury Cougar V-8 engine is a simple task. The oil sending unit is also referred to as the oil pressure sensor.