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Engine timing depends on coordinated movement, and the Mack Engine Camshaft keeps that motion in sync. It rotates alongside the crankshaft to control when valves open and close during the combustion cycle. Proper timing allows the engine to breathe correctly, supporting fuel combustion and exhaust flow. Over time, wear on the camshaft can affect how smoothly the engine runs. Replacing it helps restore timing accuracy and overall engine operation. Inside the engine’s rotating assembly, the Mack 25130025 helps guide valve movement with each cycle.
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