DUKE'S CYLINDER OVERHAUL KIT FITS STIHL 029 039 MS290 MS310 MS390 46MM HUSQVARNA 359 We opt only for the We opt only for the best quality coils we can find on the world market sell to our customers We believe these kits ride the price line right down the center of the road between the most expensive OEM kits and the very least expensive you can buy and offer a quality and value that surpass the price Feel confident in your purchase because we will warrant any manufacturer defect for the first 30 days if the kit has been installed properly on a unit that has been proven to not have an air leak or bearing damage FUEL FILTER