-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Uu8f/Spt9vv15kX/ncVK6K0T9gUcSBaRVD0Lg29UfxUvRmp8Vh7WEMCSeVpfq22c
 ETz1z3MYemquHhG9EhCZUg==

<SEC-DOCUMENT>0000067347-03-000121.txt : 20030507
<SEC-HEADER>0000067347-03-000121.hdr.sgml : 20030507
<ACCEPTANCE-DATETIME>20030507155308
ACCESSION NUMBER:		0000067347-03-000121
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030507
FILED AS OF DATE:		20030507

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MODINE MANUFACTURING CO
		CENTRAL INDEX KEY:			0000067347
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				390482000
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		1500 DEKOVEN AVE
		CITY:			RACINE
		STATE:			WI
		ZIP:			53403
		BUSINESS PHONE:		2626361200

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAYBURN DAVID B
		CENTRAL INDEX KEY:			0001185590

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01373
		FILM NUMBER:		03686298

	BUSINESS ADDRESS:	
		STREET 1:		MODINE MANUFACTURING CO
		STREET 2:		1500 DEKOVEN AVE
		CITY:			RACINE
		STATE:			WI
		ZIP:			53403
		BUSINESS PHONE:		2626361464
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

<documentType>4</documentType><periodOfReport>2003-05-07</periodOfReport>
<issuer><issuerCik>0000067347</issuerCik>
        <issuerName>MODINE MANUFACTURING CO</issuerName>
<issuerTradingSymbol>MODI</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>1185590</rptOwnerCik>
            <rptOwnerName>RAYBURN DAVID B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
<reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>President and CEO</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeSecurity><securityTitle><value>Modine Common Stock</value></securityTitle><transactionDate><value>2003-05-05</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>51.264</value><footnoteId id="F2"/></transactionShares><transactionValue><value>0</value></transactionValue><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>48129.143</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natu
reOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeSecurity><footnotes><footnote id="F1">This total includes 3,068.1930 units of Modine common stock held in the registrant's the Modine 401(k) Retirement Plan account, 5,604.8508 units of Modine common stock held in the registrant's Modine Deferred Compensation Plan account and 8,288.0992 shares held in the registrant's Modine Employee Stock Ownership Plan account..</footnote><footnote id="F2">These units of Modine common stock were purchased between 4/09/03 and 5/06/03 at various prices into the registrant's Modine Deferred Compensation Plan account.</footnote></footnotes><ownerSignature><signatureName>D. B. Rayburn</signatureName><signatureDate>2003-05-07</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
