KANSAS CITY, Mo. (Interstat) -- Salvador Perez delivered a go-ahead two-out single in the fifth inning, sparking a four-run rally that lifted the Kansas City Royals to an 8-6 victory over the Seattle Mariners on Sunday afternoon. The Royals trailed 6-1 before scoring four in the fifth, keyed by Perez’s single and Carter Jensen’s two-run double. Kyle Isbel added a sacrifice fly in the sixth, and Perez tied the game with an RBI single in the seventh. Maikel Garcia’s two-run single in the eighth gave Kansas City the lead for good. Seth Lugo (2-4) allowed three runs over 6 1/3 innings for the win. Colt Emerson went 4-for-4 with an RBI for Seattle, which scored three in the ninth. Julio Rodriguez homered in the first for the Mariners. Bryan Woo (4-3) took the loss. Attendance was 25,014 in a game lasting 2:45. The Royals improved to 22-31, the Mariners dropped to 25-29.