| Introduction: | | | | These are in cylindrical shape from varying |
| | | | diameter of 1.5" to 12" inlet and outlet. |
| Mercruiser is an advanced marine propulsion | | | | These are suitable for below waterline |
| system and is available in recreational and | | | | installation and can easily be replaced. |
| commercial vehicles ranging from 1.5-liter | | | | |
| displacement to 14.0-liter displacements. | | | | Fresh water System: |
| These are generally two stroke diesel engine | | | | |
| vehicles and are termed as inboards or stern | | | | These are the complete pump and pipe system |
| drives depending on the vehicle design. | | | | for circulating fresh water used for cooling |
| | | | 2 stroke outboard engines. These systems are |
| Mercruiser parts: | | | | available with complete instructions and can |
| | | | easily be replaced. |
| This water vehicle contains the following | | | | |
| major parts. | | | | Oil Coolers: |
| | | | |
| Mercruiser Engine: | | | | These are the cylindrical coolers used for |
| | | | cooling oil and these are available in |
| These are the heart of any vehicle and are | | | | varying sizes from 5" * 1" to 12" * 1.25" and |
| available in 4, 6 or 8 cylinders capacities, | | | | sometimes two cylinders attached together are |
| especially for stern drives. The engine | | | | provided as dual coolers. |
| rating and displacement or fuel system are | | | | |
| also important for a specific purpose | | | | Motor and Gear Lube: |
| motorboat. These are the important Mercruiser | | | | |
| parts and every engine contains a tag | | | | Service manual provides the complete |
| specifying details of the engine. | | | | instruction to change engine and gear oil at |
| | | | particular interval and the oil should be |
| Carburetor: | | | | changed as per the direction given in manual. |
| | | | |
| Carburetor is attached to the fuel delivery | | | | Some other important mercruiser parts include |
| system and filters and regulates the supply | | | | electrical system; power steering, couplers |
| of fuel to the engine. The carburetor can be | | | | and stern drive parts. |
| identified by its design (filtering and | | | | |
| regulating fuel) or matching its design from | | | | Identifying the mercruiser parts: |
| the catalogue or manual provided with the | | | | |
| boat. | | | | A tag is attached to identify engine model, |
| | | | serial number of engine, transcom assembly |
| Exhaust Manual: | | | | serial number and drive serial number. |
| | | | Similarly for inboard transmission, model and |
| These Mercruiser parts are used for removing | | | | serial numbers are provided on a tag on the |
| combustion gases from engine through exhaust | | | | top or side of transmission. You should |
| manifold. These are attached to the exhaust | | | | verify the tag details to the manual provided |
| system. | | | | to you by the manufacturer and both the |
| | | | details should match. |
| Water and Fuel Pumps: | | | | |
| | | | Once you have located the correct model |
| Raw water pumps or circulating water pumps | | | | number with specified transmission details, |
| are used for cooling outboard engines by | | | | you should see the parts details as figure of |
| continuously circulating water. These pumps | | | | each part has been provided. You should |
| are supplied with full instructions and can | | | | identify the figure from catalogue or manual |
| be replaced easily. Fuel pumps are small | | | | provided to you or you should visit the web |
| nozzles through which fuel, which is | | | | site of the manufacturer. Once the parts |
| generally diesel, is injected to the engine. | | | | corresponding to the figure has been |
| | | | identified, you should note down the serial |
| Marine Mufflers: | | | | number supplied in the catalogue or web site. |
| | | | Once you are able to locate the exact part |
| These are the silencers made from fiberglass | | | | number and corresponding serial number, it is |
| and are designed for backpressure | | | | easy for you to purchase these parts directly |
| compensation and resistant from corrosion. | | | | from manufacturer or resellers. |