85021558
Engine Timing Chain Idler Gear
Mack

This essential gear plays a pivotal role in maintaining the correct timing of the engine's valvetrain by guiding the timing chain smoothly around the sprockets. Its durability and precision are critical for synchronizing the crankshaft and camshaft movements, which directly impacts engine performance and efficiency. A high-quality idler gear reduces chain wear and prevents slippage, helping to avoid costly engine damage. Proper timing is fundamental for optimal combustion and power output, making this component indispensable for engine reliability. Regular inspection and timely replacement can prevent timing chain failure, ensuring your engine operates at peak performance. Source One Parts Center offers this durable gear to support your engine’s timing system, keeping your vehicle dependable mile after mile.