husqvarna 55 rancher

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  1. M

    can't get hi RPMs down to spec.--air leak?

    I'm tuning a 2004 Husqvarna 55 Rancher. Just rebuilt the carb and am adjusting the mixture. When adjusting the H screw I found I could not get the RPMs to drop down below 13,000 (spec. is 12,500). At one point I had the H screw backed out 4 complete turns but the RPMs were still over 13,000. The...
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