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The truck frame is the main structure of the vehicle, designed to bear loads and support all other components. Typically made from high-strength steel or aluminum, the frame provides the rigidity necessary to withstand the stresses imposed by the weight of the cargo and road conditions. The frame also serves as the attachment point for various vehicle components, including the engine, transmission, suspension, and axles.


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One of the most fascinating aspects of engine cams is their cam profile, which defines the shape and motion of the cam lobes. The cam profile directly influences how quickly and how far the valves open and close. A cam profile with a more aggressive shape will allow the valves to open wider and stay open longer, resulting in improved intake and exhaust flow at higher RPMs. This enhancement can lead to significant increases in power output.


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