FAYETTEVILLE, Ark. -- Sophomore outfielder Joe Serrano hit a solo home run with two outs in the bottom of the ninth to lift No. 16 Arkansas to a 4-3 victory against San Diego State on Friday night at Baum Stadium.

The Razorbacks improved to 9-5, while the Aztecs dropped to 7-7.

With the game tied at 3-3 and two outs in the bottom of the ninth, Serrano smacked the first homer of his Razorbacks career, sending a 1-0 pitch over the wall in left-center field.

Serrano and Tyler Spoon were the offensive stars of the game with each player recording two hits and an RBI. Spoon had the game-tying single in the bottom of the seventh and extended his hitting streak to 14 games. Jacob Mahan, Brett McAfee, Willie Schwanke and Jake Wise each added a hit in the game.

Matt Munoz homered and drove in two runs to lead the Aztecs at the plate. Brad Haynal had a hit and also added an RBI.

Arkansas reliever Jalen Beeks (2-0) earned the win. Beeks entered with in the seventh with Arkansas trailing 3-2 and the bases loaded for San Diego State. He proceeded to get back-to-back strikeouts to get out of the jam. He finished the game by striking out three and giving up just one hit in 2.2 scoreless innings.

Trent Daniel also pitched well out of the Razorbacks' bullpen. Daniel struck out four and gave up just one hit in two innings.

Justin Hepner (0-1) took the loss for the Aztecs, allowing a run on two hits and striking out two in 2.1 innings.

Arkansas starter Ryne Stanek gave up three runs on five hits and struck out five in 4.1 innings. San Diego State starter Philip Walby allowed three runs on six hits and struck out three in 6.1 innings.

The Aztecs struck first with two runs in the top of the second. With one out, Jake Romanski walked and with two outs, Munoz hit the first pitch he saw from Stanek over the right-field wall.

Arkansas answered back with two runs in the bottom of the third. Mahan drew a leadoff walk and advanced to second on a single to right by Serrano. With one out, Mahan and Serrano each advanced a base on a wild pitch. After a foul out to first by Brian Anderson, Willie Schwanke drew a walk. Ball four to Schwanke was in the dirt and got past the catcher, allowing Mahan to score and advancing Serrano to third. Schwanke rounded first and headed to second after the walk. On the throw to second, Serrano broke for home and slid in ahead of the tag to score the game-tying run.

San Diego State regained the lead with a run in the top of the fifth. Tim Zier led off the inning with a single to center. With one out, Haynal lined a double down the left-field line to score Zier from first base.

The Aztecs had a chance to extend the lead in the seventh, but came up empty. SDSU loaded the bases with one out, but Beeks came in and struck out pinch hitters Danny Sheehan and Steven Pallares to end the inning and keep the Razorback deficit at one.

Arkansas tied the game with a run in the bottom of the seventh. Mahan led off the inning with a single and advanced to second on a sacrifice bunt by Serrano. A passed ball advanced Mahan to third and Spoon grounded a single past the drawn-in San Diego State infield and into center field to tie the game.