SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13G

                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO.: 2)*


Name of Issuer:                     Brunswick Corp.

Title of Class of Securities:       Common Stock

CUSIP Number:                       117043109

Date of Event Which Requires Filing of this Statement: December 31, 2003

Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:
         (X) Rule 13d-1(b)
         (  ) Rule 13d-1(c)
         (  ) Rule 13d-1(d)

*    The  remainder  of this  cover  page  shall be filled  out for a  reporting
     person's  initial  filing on this form with respect to the subject class of
     securities,  and for any subsequent amendment containing  information which
     would alter the disclosures provided in a prior cover page.

     The  information  required in the remainder of this cover page shall not be
deemed to be "filed"  for the purpose of Section 18 of the  Securities  Exchange
Act of 1934 ("Act") or otherwise  subject to the  liabilities of that section of
the Act but shall be subject to all other  provisions of the Act  (however,  see
the Notes).

(Continued on the following page(s))

                                PAGE 1 OF 6 PAGES



                                       13G

CUSIP No.: 117043109


1.       NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

               Vanguard Fiduciary Trust Company,  in its capacity as trustee for
               certain employee benefit plan(s).

2.       CHECK THE APPROPRIATE [LINE] IF A MEMBER OF A GROUP

         Not Applicable                     A.                      B.

3.       SEC USE ONLY


4.       CITIZENSHIP OR PLACE OF ORGANIZATION

         Pennsylvania

(For  questions  5-8,  report  the number of shares  beneficially  owned by each
reporting person with:)

5.       SOLE VOTING POWER

                           None

6.       SHARED VOTING POWER

                           4,891,600 Shares

7.       SOLE DISPOSITIVE POWER

                           None

8.       SHARED DISPOSITIVE POWER

                           4,891,600 Shares




                                PAGE 2 OF 6 PAGES


                                       13G

CUSIP No.: 117043109


9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                           4,891,600 Shares

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

                           Not applicable

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

                           5.345%


12.      TYPE OF REPORTING PERSON

                           BK



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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549
                                  ____________

                                  SCHEDULE 13G
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                  ____________

Item 1 (a) - Name of Issuer

                           Brunswick Corp.

Item 1 (b) - Address of Issuer's Principal Executive Officers:

                           One N. Field Court
                           Lake Forest, IL 60045-4811

Item 2 (a) - Name of Person Filing:

               Vanguard Fiduciary Trust Company,  in its capacity as trustee for
               certain employee benefit plan(s).

Item 2 (b) - Address of Principal Business Office or, if none, residence


                           500 Admiral Nelson Blvd.
                           Malvern, PA  19355

Item 2 (c) - Citizenship

               Vanguard  Fiduciary  Trust Company is a trust  company  organized
               under the laws of the Commonwealth of Pennsylvania.

Item 2 (d) - Title of Class of Securities

                           Common Stock

Item 2 (e) - CUSIP Number

                           117043109

Item 3 - Type of Filing:

          If this statement is filed  pursuant to Rule 13d-1(b),  or 13d-2(b) or
          (c), check whether the person filing is a:

                           (b) X  Bank as defined in Section 3(a)(6) of the Act.

                                PAGE 4 OF 6 PAGES




Item 4 - Ownership:

         (a) Amount Beneficially Owned:

                  4,891,600 Shares

         (b) Percent of Class:

                  5.345%

         (c) Number of shares as to which such person has:

          (i)  sole power to vote or to direct the vote: None

          (ii) shared power to vote or to direct the vote: 4,891,600 Shares*

          (iii) sole power to dispose or to direct the disposition of: None

          (iv) shared  power  to  dispose  or  to  direct  the  disposition  of:
               4,891,600 Shares**

*    Vanguard  Fiduciary Trust Company (VFTC) is the trustee of certain employee
     benefit  plans.  Shares of the issuer's  Common Stock are held in trust for
     the benefit of employees in the plans. As of December 31, 2003, the trustee
     held 4,891,600  shares of the issuer's Common Stock on behalf of the plans,
     a percentage  of which had not been  allocated to plan  participants.  VFTC
     votes  shares  in  accordance  with the terms of the plan  (subject  to the
     trustee's  responsibilities  under the Employee  Retirement Income Security
     Act of 1974, as amended ("ERISA"), as applicable).

**   Shares of Common Stock are held in the issuer's  employee  benefit plans in
     various   accounts  and  were  allocated  by  the  source  of  contribution
     (employer,  the  predecessor  to the employer or the  employee).  Shares of
     Common  Stock held on behalf of the plans may be disposed of by the trustee
     only in accordance with the terms of the plans.

Item 5.  Ownership of Five Percent or Less of a Class.

                           Not Applicable

Item 6.  Ownership of More than Five Percent on Behalf of Another Person.

     All of the securities are  beneficially  held by Vanguard  Fiduciary  Trust
Company in its fiduciary capacity, as trustee of certain employee benefit plans.
As a result,  participants  in the plans are  entitled to receive  dividends  or
proceeds  from the sale of shares  reported in this  Schedule 13G in  accordance
with the terms of the plans.

Item 7.  Identification  and Classification of the Subsidiary Which Acquired the
Security Being Reported on By the Parent Holding Company.

                           Not Applicable

                                PAGE 5 OF 6 PAGES



Item 8.  Identification and Classification of Members of the Group.

                           Not Applicable

Item 9.  Notice of Dissolution of Group.

                           Not Applicable

Item 10. Certification.

     By signing  below I certify  that,  to the best of my knowledge and belief,
the  securities  referred to above were  acquired  and are held in the  ordinary
course of  business  and were not  acquired  and are not held for the purpose or
with the effect of  changing  or  influencing  the  control of the issuer of the
securities  and were not  acquired and are not held in  connection  with or as a
participant in any transaction having that purpose or effect.

     Vanguard  Fiduciary  Trust Company  disclaims  beneficial  ownership of all
shares held in trust by the trustee that have been  allocated to the  individual
accounts of participants  in the plans for which  directions have been received,
pursuant to Rule 13d-4 under the Securities Exchange Act of 1934.


Signature

After  reasonable  inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.



                                  DATE:    FEBRUARY 10, 2004


                                       VANGUARD FIDUCIARY TRUST COMPANY, TRUSTEE



                                    BY:_________________________________________
                                  NAME:    MATTHEW KOGAN
                                 TITLE:    ASSISTANT SECRETARY



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