timing belt 129 teeth

Motorcycles have long been a symbol of freedom and adventure, but the mechanical intricacies of these machines often go unnoticed by the casual rider. One key component that plays a pivotal role in a motorcycle’s operation is the primary drive system, which can consist of either a chain or a belt. In this article, we will delve into the differences between motorcycle primary chains and belts, their advantages and disadvantages, and what riders should consider when selecting between the two.


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A timing belt is a rubber belt that synchronizes the rotation of the crankshaft and camshaft. This coordination is vital because it ensures that the engine’s valves open and close at the proper times in relation to the position of the pistons. If the timing belt fails, the consequences can be catastrophic. An engine may misfire, and in the worst-case scenario, a broken timing belt can lead to serious engine damage, including bent valves, damaged pistons, and in some cases, a complete engine failure.


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