166-1323: 111.9mm Outer Diameter Idler Pulley

An Idler Pulley guide and tension belts drive various auxiliary components, such as alternators, water pumps, and power steering pumps. Its primary function is to maintain optimal belt tension, ensuring efficient power transfer while minimizing slippage and vibration. It is mounted on a stationary bracket within the engine compartment. The pulley design allows it to rotate freely on its axis while maintaining a fixed position. Attributes: • Absorbs vibrations and reduces noise, contributing to a smoother and quieter engine operation • Avoid potential issues and ensure the longevity of the accessory belt system Applications: An Idler Pulley ensures optimal power transmission and overall performance by maintaining proper belt tension and alignment with the smooth operation of various engine-driven accessories.