Seattle, July 26: Jhonny Peralta hit a grand slam Sunday in a 16-hit Cleveland Indians attack that blitzed the Seattle Mariners 12-3.
Travis Hafner, Ben Francisco and Grady Sizemore also homered for the Indians, who swept a three-game series and have won four straight overall.
Cleveland whacked 11 homers in the series, outscoring the Mariners 31-6.
Cliff Lee (7-9) pitched seven innings for the win, yielding two runs and six hits.
Franklin Gutierrez hit a two-run single and Michael Saunders drove in a run for Seattle.
Jason Vargas (3-4) was the loser, giving up six runs and seven hits before leaving in the fifth inning.
Copyright 2009 by United Press International.