PITTSBURGH — Martin Necas had a goal and an assist, and the Carolina Hurricanes scored four straight goals, including two on the power play, to win 4-1 against the Pittsburgh Penguins at PPG Paints Arena on Friday.

Jackson Blake, Shayne Gostisbehere and Jack Roslovic scored, Jesperi Kotkaniemi had two assists and Frederik Andersen made 25 saves for the Hurricanes (2-1-0), who have won two straight after opening the season with a loss to the Tampa Bay Lightning.

Joel Blomqvist made 35 saves, and Drew O’Connor scored his third goal in six games for the Penguins (3-3-0), who had won three of four.

O’Connor gave Pittsburgh a 1-0 lead at 12:20 of the first period on a wrist shot from the left face-off dot.

Blake tied it 1-1 at 13:24 of the first on a one-timer from the bottom of the right circle set up by Eric Robinson’s feed from behind the net. It was the 21-year-old’s second NHL goal, each coming in his past two games.

Necas gave Carolina a 2-1 lead on its first power-play goal of the season at 6:52 of the second period, beating Blomqvist’s glove with a wrist shot from the left face-off dot.

Shayne Gostisbehere extended the Hurricanes’ lead to 3-1 with their second power-play goal of the second period at 17:13 after Michael Bunting was assessed a double minor for high-sticking at 16:04. Carolina went 2-for-4 with the man-advantage on Friday, while the Penguins were 0-for-5.

Roslovic scored his first goal with the Hurricanes on a wrist shot from the right circle at 11:00 of the third period for the 4-1 final.