fan belt 90916-02573

A serpentine belt is a long, flat belt made from durable rubber that winds around various pulleys within the engine compartment. It is characterized by its unique design, which allows it to loop around multiple components, thus minimizing the number of belts needed to operate essential systems. The term serpentine derives from its winding or serpentine shape, which is visually distinct compared to the older setup of multiple V-belts used in many vehicles prior to the late 20th century.


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Timing belts don’t last indefinitely. Most manufacturers recommend replacing the timing belt every 60,000 to 100,000 miles, depending on the vehicle model and driving conditions. Regular inspection and maintenance are crucial because a worn or damaged timing belt can lead to significant engine problems. If the belt breaks while driving, it can cause severe engine damage, particularly in interference engines, where pistons and valves occupy the same space.


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The alternator belt connects the alternator to the engine's crankshaft. In modern vehicles, this belt is typically a serpentine belt, which is a long, continuous belt that loops around various pulleys. The correct functioning of the alternator belt ensures that the alternator generates electricity to recharge the car battery and power electrical systems. A malfunctioning or worn-out belt can lead to a host of issues, such as battery failure, engine overheating, and loss of power steering.


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