Features: 1. Applicable Models: Chainsaw ignition coil is professionally designed for Stihl MS240 MS260 MS290 MS310 MS390 MS380 MS381. 2. Advantages: Ignition coil reduces common ignition coil issues such as no or hard start, long crank time, misfires, lack of power, poor fuel economy. 3. Quick Ignition: The interior of this ignition coil is made of high conductivity copper coil for faster ignition, bringing more convenience. 4. High Performance: Ignition coil enhances electrical performance, provides higher intensity sparks, and offers faster recovery and response. 5. Durable Material: Ignition coil replacement is made of metal and rubber material, rugged, wearproof, scratch resistant, and designed for long use life. Specification: Item Type: Ignition Coil Material: Metal + rubber Application: Improves performance and reduces common ignition coil problems such as no or hard start, long crank time, misfires, lack of power, and poor fuel economy Fitment: Compatible with Stihl MS240 MS260 MS290 MS310 MS390 MS380 MS381