OMB APPROVAL

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

OMB Number:        3235-0145
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Navistar International Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

63934E108

(CUSIP Number)

December 31, 2002

(Date of Event Which Requires Filing of This Statement)

          Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

x

Rule 13d-1(b)

o

Rule 13d-(c)

o

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).

CUSIP No. 63934E108

1

NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION OF ABOVE PERSON

PIMCO EQUITY ADVISORS LLC (IRS No. 33-0976917)

2

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

(a)

o

(b)

x

3

SEC USE ONLY

4

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH

5

SOLE VOTING POWER

4,323,100

6

SHARED VOTING POWER

-0-

7

SOLE DISPOSITIVE POWER

4,323,100

8

SHARED DISPOSITIVE POWER

-0-

9

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

4,323,100

10

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

o

11

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

6.3

12

TYPE OF REPORTING PERSON*

IA

*SEE INSTRUCTION BEFORE FILLING OUT!

Item 1

(a)

Name of Issuer:

Navistar International Corp.

(b)

Address of Issuer’s Principal Executive Offices:

4201 Winfield Road

Warrenville, Illinois 60555

Item 2

(a)

Name of Person Filing:

PIMCO Equity Advisors LLC

(b)

Address of Principal Business Office:

1345 Avenue of the Americas, 49th Floor

New York, New York 10105

(c)

Citizenship:

Not Applicable.

(d)

Title of Class of Securities:

Common Stock

(e)

CUSIP Number:

63934E108

Item 3

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

(a)

o

Broker or dealer registered under Section 15 of the Exchange Act;

(b)

o

Bank as defined in Section 3(a)(6) of the Exchange Act;

(c)

o

Insurance company as defined in Section 3(a)(19) of the Act;

(d)

o

Investment company registered under Section 8 of the Investment Company Act;

(e)

x

Investment adviser registered under Section 203 of the Investment Advisors Act of 1940;

(f)

o

Employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

o

Parent holding company or control person, in accordance with 13d-1(b)(ii)(G);

(h)

o

Savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;

(g)

o

Church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;

(j)

o

Group, in accordance with Rule13d-1(b)(1)(ii)(H).

If this statement is filed pursuant to Rule 13d-1(c), check this box.

o

Item 4

Ownership.

(a)

Amount beneficially owned: 4,323,100**

(b)

Percent of Class:   6.3

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or direct the vote:  4,323,100**

(ii)

Shared power to vote: -0-

(iii)

Sole power to dispose or direct the disposition of:  4,323,100**

(iv)

Shared power to dispose or direct the disposition of: -0-

**This report is being filed on behalf of PIMCO Equity Advisors LLC, a Delaware limited liability company and/or certain investment advisory clients or discretionary accounts relating to their collective beneficial ownership of shares of common stock of the Issuer.  PIMCO Equity Advisors LLC is a registered investment adviser under Section 203 of the Investment Advisers Act of 1940.  As a result of its role as investment adviser PIMCO Equity Advisors LLC may be deemed to be the beneficial owner of the securities of the Issuer.  PIMCO Equity Advisors LLC has the sole power to dispose of the shares and to vote the shares under its written guidelines.

Item 5

Ownership of Five Percent or Less of a Class.

          If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following o.

Item 6

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

No one client owns more than five percent of the securities of the Issuer.

Item 7

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

Not Applicable.

Item 8

Identification and Clarification 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 in the ordinary course of business and were not acquired for the purpose of and do not have 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.

Date: February 10, 2003

/s/ FRANK C. POLI

Frank C. Poli, Chief Compliance and Legal Officer