Savior Ignition Coil for Husqvarna 50 51 55 61 254 257 261 262 266 268 272 Chainsaw 544018401 503901401 High quality replacement ignition coil Fit Husqvarna 50 51 55 61 254 257 261 262 266 268 272 Chainsaw Don't fit 254XP 262XP 266XP and 268XP Won't fit 61 2- piece ignition Replaces Part No.: 503 90 14-01, 544018401