The STIHL 11220802110 Fan Housing with Starter is an original equipment manufacturer (OEM) part designed for specific STIHL chainsaw models including the 064, 066, MS 640, MS 650, and MS 660. This crucial component integrates the fan housing, which directs airflow for optimal engine cooling, with the starter mechanism for dependable engine ignition. Crafted to STIHL's rigorous standards, it ensures precise fitment and long-lasting performance, maintaining the efficiency and reliability of your equipment.