You'll need to readjust your valves. You can adjust the valves via the lifters, by loosening the locknut...the snap-on valve adjustment tool is best for doing the job, and you'll need feeler gauges obviously.
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2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
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