Fits Stihl SR340,SR420,BR340,BR380,BR420. Replace Stihl 4203 400 1302. P.S: This coil is 4203 400 1302, which with spark plug cable comes from the steel core side. **All the applications indicated in this posting are for reference only, the part for sale ONLY replace the relevant OEM numbers. If you are not 100% sure this is what you need, please find out engine model, series number, e-mail us to confirm before your purchase.