25174901
Engine Timing Belt Idler
Mack

This idler pulley maintains proper tension on the engine's timing belt, ensuring synchronized operation of the camshaft and crankshaft. Its reliable performance prevents belt slippage and reduces wear, which is critical for maintaining engine timing accuracy. Constructed from high-quality materials, it resists heat and mechanical stress, contributing to engine longevity. Proper tensioning with this idler helps prevent costly engine damage caused by timing belt failure. Sourced from Source One Parts Center, this component is an essential part of your engine’s timing system, supporting smooth and efficient operation.