On June 13 last year against the Indians, Dylan Covey won his third straight start, had a 2.29 ERA and hadn’t given up a home run.
A big part of that success was credited to abandoning the four-seam fastball in favor of the two-seamer.
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“I figured if I’m getting this kind of action on my two-seamer,” the White Sox right-hander said last June, “why not throw it all the time?”
A year later, Covey acknowledged he had gone a bit sinker — otherwise known as the two-seamer — crazy.