4pcs/Box NGK DCPR7E 4415 Iridium Power Spark Plug FIAT 500 Spark Plug

Product Description:

A spark plug is an essential component of the ignition system in most internal combustion engines. It is responsible for generating the electrical spark required to ignite the air-fuel mixture in the engine's combustion chamber. The spark plug is typically located at the top of each cylinder in the engine's cylinder head.

The basic structure of a spark plug consists of a metal shell, an insulator, a central electrode, and a ground electrode. The metal shell is threaded and screwed into the engine's cylinder head, providing a secure connection. The insulator, made of ceramic or other non-conductive materials, surrounds the central electrode and provides electrical insulation. The central electrode extends into the combustion chamber and is connected to the ignition system, while the ground electrode is located at the base of the plug.

During the engine's operation, high voltage electricity is delivered to the spark plug by the ignition system. The voltage jumps across the small gap between the central and ground electrodes, creating a spark. This spark ignites the compressed air-fuel mixture in the combustion chamber, initiating the combustion process and generating power to drive the engine.

Spark plugs are crucial for efficient and reliable engine performance. They need to be properly maintained and periodically replaced to ensure optimal ignition and combustion. Different engines may require specific types of spark plugs, depending on factors such as the engine's design, fuel type, and performance requirements.
 

What do spark plug do:

Spark plugs come in various designs to accommodate different engine configurations and performance requirements. The two most common types are conventional spark plugs and resistor spark plugs. Conventional spark plugs have a solid ceramic insulator surrounding the central electrode, while resistor spark plugs have a built-in resistor in the spark plug's body or ceramic insulator. The resistor helps reduce electromagnetic interference with electronic components in the vehicle, such as the radio.

The spark plug gap refers to the distance between the central electrode and the ground electrode. This gap is crucial because it determines the intensity and reliability of the spark. The gap size can affect engine performance, fuel economy, and emissions, and it is important to set and maintain the correct gap specified by the vehicle manufacturer.

Over time, spark plugs can accumulate deposits or fouling, which can hinder their performance. Common types of fouling include carbon deposits, oil deposits, and fuel deposits. Regular inspection and cleaning or replacement of fouled spark plugs are necessary to maintain optimal engine performance.

In some ignition systems, spark plugs are connected to the ignition coil or distributor through spark plug wires. These wires transmit the high voltage electrical charge from the ignition system to the spark plugs, and it is important to ensure that these wires are in good condition.

For high-performance engines or specialized applications, there are performance spark plugs available. These spark plugs are designed to withstand higher temperatures, provide improved ignition performance, and offer enhanced durability. Performance spark plugs may have features like precious metal electrodes (such as platinum or iridium) for extended lifespan and enhanced conductivity.

Spark plugs have a limited lifespan and should be inspected and replaced according to the manufacturer's recommendations. Factors that can influence the replacement interval include the type of spark plug, engine design, driving conditions, and maintenance practices. Regular maintenance of spark plugs, including cleaning or replacement, helps ensure optimal engine performance and reliability.

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Packing and Shipping:

When shipping Auto Spark Plug, the following must be adhered to:

• The product must be packaged securely using an appropriate box with cushioning material.
• The package must be clearly labeled with the customer’s address.
• The package must be marked as “Fragile” if it contains delicate parts.
• The package must be shipped via a reliable carrier that offers tracking.

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