Part Numbers: ZF-IG-A00174 ZF-IG-A00174. Compatible with Stihl Chainsaw MS311 MS391 MS311Z MS391Z. Package Includes: 1* Ignition Coil. Easy To Install. Manufactured to Precise OE Requirements For Perfect Fit. Reliable Performance.. Replacement Parts. As Good As OEM at a Fraction of the Price. Exact Same Performance as Original.
