-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0000067347-05-000228.txt : 20050729
<SEC-HEADER>0000067347-05-000228.hdr.sgml : 20050729
<ACCEPTANCE-DATETIME>20050729131101
ACCESSION NUMBER:		0000067347-05-000228
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050727
FILED AS OF DATE:		20050729
DATE AS OF CHANGE:		20050729

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:			KATZFEY CHARLES R
		CENTRAL INDEX KEY:			0001185593

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01373
		FILM NUMBER:		05983821

	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>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-07-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000067347</issuerCik>
        <issuerName>MODINE MANUFACTURING CO</issuerName>
        <issuerTradingSymbol>MOD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001185593</rptOwnerCik>
            <rptOwnerName>KATZFEY CHARLES R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Group Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Modine common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-07-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10.9033</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>38.1889</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40658.0922</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>24.6497</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>1997-01-15</value>
            </exerciseDate>
            <expirationDate>
                <value>2007-01-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8194</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8194</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>33.1306</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>1998-01-21</value>
            </exerciseDate>
            <expirationDate>
                <value>2008-01-21</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8185</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
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                    <value>8185</value>
                    <footnoteId id="F3"/>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>32.4594</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>1999-01-20</value>
            </exerciseDate>
            <expirationDate>
                <value>2009-01-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8195</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
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            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>24.4056</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2000-01-19</value>
            </exerciseDate>
            <expirationDate>
                <value>2010-01-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12292</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12292</value>
                    <footnoteId id="F5"/>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>22.6972</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2001-01-17</value>
            </exerciseDate>
            <expirationDate>
                <value>2011-01-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15366</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15366</value>
                    <footnoteId id="F6"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>22.2384</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2002-01-16</value>
            </exerciseDate>
            <expirationDate>
                <value>2012-01-16</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>20487</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20487</value>
                    <footnoteId id="F7"/>
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            </postTransactionAmounts>
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                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.0894</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2003-01-06</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-01-06</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>11472</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11472</value>
                    <footnoteId id="F8"/>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>28.4764</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2004-01-20</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-01-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12292</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12292</value>
                    <footnoteId id="F9"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>30.8194</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2005-01-18</value>
            </exerciseDate>
            <expirationDate>
                <value>2015-01-18</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Modine common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10653</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10653</value>
                    <footnoteId id="F10"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This total includes 1,045.1465 units of Modine common stock indirectly held in the Registrant's Modine 401(k) Retirement Plan account, 1,670.1239 units of Modine common stock indirectly held in the Registrant's Modine Deferred Compensation Plan account, 4,071.9412 units of Modine common stock indirectly held in the Reigstrant's Modine Stock Fund account and 4,264.1420 shares held through Modine's DRIP account.</footnote>
        <footnote id="F2">This option was previously reported as an option for 8,000 shares of common stock at an exercise price of $25.25 per share, but was adjusted to reflect the stock dividend declared by Modine on July 20, 2005 in connection with the spin off and merger of Modine's Aftermarket Business in a reverse Morris Trust transaction.  As a result of the stock dividend, stock options granted by Modine were adjusted to retain their intrinsic value.</footnote>
        <footnote id="F3">This option was previously reported as an option for 8,000 shares of common stock at an exercise price of $33.9375 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F4">This option was previously reported as an option for 8,000 shares of common stock at an exercise price of $33.25 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F5">This option was previously reported as an option for 12,000 shares of common stock at an exercise price of $25.00 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F6">This option was previously reported as an option for 15,000 shares of common stock at an exercise price of $23.25 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F7">This option was previously reported as an option for 20,000 shares of common stock at an exercise price of $22.78 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F8">This option was previously reported as an option for 11,200 shares of common stock at an exercise price of $18.53 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F9">This option was previously reported as an option for 12,000 share of common stock at an exercise price of $29.17 per share.  See footnote 2 for explanation.</footnote>
        <footnote id="F10">This option was previously reported as an option for 10,400 shares of common stock at an exercise price of $31.57 per share.  See footnote 2 for explanation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/D. R. Zakos, Attorney-in-Fact for C. R. Katzfey</signatureName>
        <signatureDate>2005-07-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
