This genuine ignition module is a factory-spec replacement part for lightweight Stihl chainsaws, including the MS 170 and MS 180. Designed with a laminated steel core, copper windings, and a heat-resistant black molded housing, it generates a strong and consistent spark to ensure reliable starting and smooth engine performance. Built to OEM specifications, this ignition module aligns precisely with original mounting points and clearances, making it a dependable solution for restoring performance when the original unit is worn or has failed.
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