There was another post on H-T I read a while back, and I actually heard about this theory a few years ago. The only break in I would ever do is for a clutch. If I was building a motor and going turbo, I'd let it idle to seat the rings, then tow it to the tuner and throw it on the dyno.
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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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