Ignition Coil Spark Plug Kit Fast Start for Stihl MS240 MS260 MS290 MS310 MS390 MS380 MS3811. 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 you more convenience.4. High Performance: Ignition coil can enhance electrical performance, provides higher intensity sparks, has faster recovery and response.5. Durable Material: Ignition coil replacement is made of metal and rubber material, rugged, wearproof, scratch resistant, has long use life.Specification:Item Type:IgnitionCoilMaterial: Metal + rubberApplication: To improve performance, reduce common ignition coil problems, such as: no or hard start, long crank time, misfires, lack of power, poor fuel economyFitment: Fit for Stihl MS240 MS260 MS290 MS310 MS390 MS380 MS381Package List:1 xIgnitionCoil1 xSparkPlug2 x Wires