Power Solutions International to Report First Quarter 2013 Financial Results on Thursday, May 9th

Conference Call to Follow at 4:30 p.m. EDT

WOOD DALE, Ill., April 26, 2013 (GLOBE NEWSWIRE) -- Power Solutions International, Inc. (OTCQB:PSIX) announced today that it will release financial results for the first quarter 2013 after the market closes on Thursday, May 9th. An investor conference call will follow at 4:30 p.m. EDT/3:30 p.m. CDT. Gary Winemaster, Chief Executive Officer, Eric Cohen, Chief Operating Officer, and Daniel Gorey, Chief Financial Officer, will host the call. 

Investors in the U.S. interested in participating in the live call should dial +1 (888) 466-4518, and reference passcode 4812897. (Those calling from outside the U.S. should dial +1 (719) 457-2651.) A telephone replay will be available approximately two hours after the call concludes through May 23, 2013 by dialing from the U.S. +1 (877) 870-5176, or from international locations +1 (858) 384-5517, also entering passcode 4812897.

A simultaneous live webcast will be available on the Investor Relations section of the Company's website at http://www.psiengines.com. The webcast will be archived on the website for one year.

About Power Solutions International, Inc.

Power Solutions International, Inc. (PSI) is a leader in the design, engineering and manufacture of emissions-certified, alternative-fuel power systems. PSI provides integrated turnkey solutions to leading global original equipment manufacturers in the industrial, off- and on-road markets. The company's unique in-house design, prototyping, engineering and testing capacities allows PSI to customize clean, high-performance engines that run on a wide variety of fuels including natural gas, propane, biogas, diesel, gasoline, or hybrid systems.

PSI develops and delivers complete .97 to 22 liter power systems, including the new 8.8 liter engine aimed at the industrial and on-highway markets including; medium duty fleets, delivery trucks, school buses and garbage/refuse trucks. PSI power systems are currently used worldwide in power generators, forklifts, aerial lifts, and industrial sweepers, as well as in oil and gas, aircraft ground support, agricultural and construction equipment. 

CONTACT: Investor Relations:
         ICR, LLC
         Gary Dvorchak, CFA
         Senior Vice President
         +1 (310) 954-1123
         gary.dvorchak@icrinc.com
         
         Company:
         Power Solutions International, Inc.
         Daniel P. Gorey
         Chief Financial Officer
         +1 (630) 451-2290
         dan.gorey@psiengines.com