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Auto Engine System
Auto Engine System
(29)The auto engine system is a complex network of mechanical and electrical components that work together to power a vehicle. Among the critical components in this system are the valve cover and engine mountings, which play crucial roles in the proper functioning of an engine.
The valve cover, also known as the rocker cover, is a component that covers the top of the engine's cylinder head. It is typically made of metal or plastic and is held in place by bolts. The valve cover is essential as it helps to keep the engine oil inside the engine, preventing it from leaking out. It also helps to protect the engine's valvetrain, which comprises the valves, rocker arms, and pushrods.
Valve covers can come in various designs, and some are equipped with additional features such as ventilation holes or baffles. The ventilation holes allow for the release of pressure and heat that can build up inside the engine. The baffles help to prevent oil from splashing around inside the engine, which can lead to oil starvation or oil leaks.
Engine mountings, also known as motor mounts, are components that support and hold the engine in place within the vehicle's chassis. They are typically made of rubber or polyurethane and are designed to absorb and dampen vibrations and shocks generated by the engine during operation.
Engine mountings are crucial in ensuring the engine's stability and preventing excessive movement, which can lead to damage to other components such as the exhaust system or driveshaft. They also help to reduce noise and vibration that can be transmitted from the engine to the vehicle's occupants.
In addition to their primary function of supporting the engine, engine mountings can also affect the vehicle's overall handling and stability. Damaged or worn engine mountings can lead to excessive movement or misalignment of the engine, which can affect the vehicle's steering and suspension system.
Nissan and Toyota Valve Cover:
| Component | Nissan | Toyota |
|---|---|---|
| Part Number | 13264-XXXXX | 11210-XXXXX |
| Fits Models | Altima, Maxima, Pathfinder, Quest | Camry, Corolla, RAV4, Highlander |
| OEM Specification | Yes | Yes |
| Material | Plastic | Plastic |
| Color | Black | Black |
| Number of Holes | 4 | 4 |
| Number of Bolts | 10 | 10 |
| Gasket Included | Yes | Yes |
| Example | AISC Auto Parts 13264-ET000 Valve Cover For NISSAN MR20 Sentra B16X B17U Teana L33Z | AISC Auto Parts 11210-0L020 Valve Cover TOYOTA HILUX VIGO 1KD 2KD KUN50/60/51/ KUN25/26/15 |
The valve cover and engine mountings are critical components in the auto engine system. The valve cover helps to keep the engine oil inside the engine while protecting the valvetrain from damage. The engine mountings, on the other hand, support the engine and help to absorb and dampen vibrations and shocks generated during operation. It is essential to ensure that these components are functioning correctly to maintain the engine's stability and overall vehicle performance. Regular inspections and maintenance can help to prevent damage or wear and tear to these components, prolonging the engine's lifespan and ensuring the vehicle's safe and reliable operation.
AISC Auto Parts 13264-ET000 Valve Cover For NISSAN MR20 Sentra B16X B17U Teana L33Z Rocker Cover
The valve cover's function is to seal. Because the cylinder block and cylinder head cannot be perfectly flat, a valve cover is required to prevent high-pressure gases, lubricating oil, and cooling water from leaking between them.
AISC Auto Parts 13264-8J113 Front Valve Cover L For NISSAN Teana J31 VQ35 Rocker Cover
The valve cover is an important sealing part of the engine's upper part, primarily connected to the engine cylinder head, to ensure the normal operation of the engine valve structure and lubrication, and to serve as a dust seal.
AISC Auto Parts 13264-8H303 Valve Cover NISSAN Teana J31 QR20 X-Trail T30 QR25 Rocker Cover
The valve cover's primary function is to protect the engine camshaft while forming, along with the cylinder head, a similarly closed inner chamber to which it is connected via the oil return passage and the oil channels provided. It offers adequate defense against dust contaminating the car's oil or damaging the valve components.
AISC Auto Parts 13264-4M501 Valve Cover For NISSAN SUNNY FB14 Rocker Cover
A rocker cover (or valve cover) has always been an essential component of an internal combustion engine, protecting the engine's inner moving components and preventing debris from entering. It also keeps the lubricating oil within the engine, which is essential for its operation. Many rocker covers are now made of reinforced plastic with additional functions such as sound insulation and mounting points for additional pipes, hoses, and wiring.
AISC Auto Parts 11210-0L020 Valve Cover TOYOTA HILUX VIGO 1KD 2KD KUN50/60/51/ KUN25/26/15 Rocker Cover
Rocker covers are bolted-on covers for internal combustion engine rocker arms. They are also known as valve covers at times. To make removal and installation easier, very large multi-cylinder engines, such as those used in ships or aviation, may have a rocker cover for each cylinder.