Sean Manaea matched his season high of 11 strikeouts while tossing 6 2/3 solid innings to help the New York Mets notch an 8-3 victory over the Arizona Diamondbacks on Tuesday night at Phoenix.Pete Alonso homered, Jeff McNeil had two RBIs and Brandon Nimmo had three hits as New York won for the seventh time in 11 games. The Mets are three games behind the Atlanta Braves for the National League’s final wild-card spot.Manaea (10-5) served up two homers in the seventh inning after allowing just one hit over the first six innings. Overall, he gave up three runs and four hits while issuing no walks.Lourdes Gurriel Jr. hit a solo homer and Corbin Carroll had a two-run shot for the Diamondbacks, who lost for just the seventh time in their past 31 games.The setback ended Arizona’s second six-game winning streak of the month. The Diamondbacks are in a virtual tie for the top wild-card spot in the NL with the San Diego Padres.Brandon Pfaadt (8-7) was charged with eight runs (six earned) and eight hits over 4 2/3 innings. He struck out six and walked one.Pfaadt started after Arizona pushed left-hander Eduardo Rodriguez back a day.Alonso slammed Pfaadt’s first pitch of the second inning over the wall in right-center to start the scoring. It was his 28th homer of the season.The Mets added an unearned run later in the inning when McNeil grounded into a forceout.