Power Solutions Intl (NASDAQ:PSIX) reported quarterly earnings of $0.78 per share which beat the analyst consensus estimate of $0.32 by 143.75 percent. This is a 65.18 percent decrease over earnings of $2.24 per share from the same period last year. The company reported quarterly sales of $152.544 million which beat the analyst consensus estimate of $133.950 million by 13.88 percent. This is a 20.51 percent decrease over sales of $191.907 million the same period last year.