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  1. Boatswain

    Excessive exhaust side piston mirroring

    Hi all, I recently bit the bullet and installed a Little Red Barn POP-UP Echo CS-620P piston in my Echo CS-590 Timber wolf, along with a Walbro WT-216 and unlimited Oppama coil, after getting it dialed in it runs really good, I was unable to slip the clutch with a 20" bar with a full comp 7/32"...
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