<SEC-DOCUMENT>0001968582-25-000264.txt : 20250411
<SEC-HEADER>0001968582-25-000264.hdr.sgml : 20250411
<ACCEPTANCE-DATETIME>20250411184036
ACCESSION NUMBER:		0001968582-25-000264
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250411
DATE AS OF CHANGE:		20250411

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			POWER SOLUTIONS INTERNATIONAL, INC.
		CENTRAL INDEX KEY:			0001137091
		STANDARD INDUSTRIAL CLASSIFICATION:	ENGINES & TURBINES [3510]
		ORGANIZATION NAME:           	06 Technology
		EIN:				330963637
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-35944
		FILM NUMBER:		25833851

	BUSINESS ADDRESS:	
		STREET 1:		201 MITTEL DRIVE
		CITY:			WOOD DALE
		STATE:			IL
		ZIP:			60191
		BUSINESS PHONE:		630-350-9400

	MAIL ADDRESS:	
		STREET 1:		201 MITTEL DRIVE
		CITY:			WOOD DALE
		STATE:			IL
		ZIP:			60191

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FORMAT INC
		DATE OF NAME CHANGE:	20060901

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FORMAT INC /FA/
		DATE OF NAME CHANGE:	20010321

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Winemaster Gary S
		CENTRAL INDEX KEY:			0001517040
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		231 EAST COLONIAL DRIVE
		CITY:			VERNON HILLS
		STATE:			IL
		ZIP:			60061
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001517040</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001137091</issuerCik>
      <issuerName>Power Solutions International, Inc.</issuerName>
      <secFileNumber>001-35944</secFileNumber>
      <issuerAddress>
        <com:street1>201 Mittel Drive</com:street1>
        <com:city>Wood Dale</com:city>
        <com:stateOrCountry>IL</com:stateOrCountry>
        <com:zipCode>60191</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>630-350-9400</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Gary S. Winemaster</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>10% Owner</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>J.P. Morgan Securities LLC</name>
        <address>
          <com:street1>390 Madison Avenue - 6th Floor</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10017</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>100000</noOfUnitsSold>
      <aggregateMarketValue>2114000</aggregateMarketValue>
      <noOfUnitsOutstanding>23007894</noOfUnitsOutstanding>
      <approxSaleDate>04/11/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>05/01/2011</acquiredDate>
      <natureOfAcquisitionTransaction>Founder Shares</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>100000</amountOfSecuritiesAcquired>
      <paymentDate>05/01/2011</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Gary S. Winemaster</name>
        <address>
          <com:street1>C/o Issuer</com:street1>
          <com:street2>201 Mittel Drive</com:street2>
          <com:city>Wood Dale</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60191</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>01/14/2025</saleDate>
      <amountOfSecuritiesSold>15181</amountOfSecuritiesSold>
      <grossProceeds>562470.23</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Gary S. Winemaster</name>
        <address>
          <com:street1>C/o Issuer</com:street1>
          <com:street2>201 Mittel Drive</com:street2>
          <com:city>Wood Dale</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60191</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>01/21/2025</saleDate>
      <amountOfSecuritiesSold>17983</amountOfSecuritiesSold>
      <grossProceeds>662427.72</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Gary S. Winemaster</name>
        <address>
          <com:street1>C/o Issuer</com:street1>
          <com:street2>201 Mittel Drive</com:street2>
          <com:city>Wood Dale</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60191</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>01/22/2025</saleDate>
      <amountOfSecuritiesSold>24900</amountOfSecuritiesSold>
      <grossProceeds>1011779.1</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Gary S. Winemaster</name>
        <address>
          <com:street1>C/o Issuer</com:street1>
          <com:street2>201 Mittel Drive</com:street2>
          <com:city>Wood Dale</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60191</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <saleDate>01/22/2025</saleDate>
      <amountOfSecuritiesSold>9938</amountOfSecuritiesSold>
      <grossProceeds>408400.96</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>04/11/2025</noticeDate>
      <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Gary S. Winemaster</signature>
    </noticeSignature>
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</SEC-DOCUMENT>
