On October 13, 2009, Briggs & Stratton Corporation (the "Company") entered into an amendment (the "Amendment") to the Company's Rights Agreement between the Company and National City Bank, as Rights Agent, dated as of August 7, 1996, as previously amended by amendments dated as of November 25, 2002, August 9, 2006 and August 12, 2009 (the "Rights Agreement"). The Company is submitting the Agreement, as amended by the Amendment, to a vote of the Company's shareholders for ratification at the Company's Annual Meeting of Shareholders to be held on October 21, 2009.

The Amendment eliminated the 70 percent minimum cash requirement that is part of the Rights Agreement's definition of a "Qualified Offer" and made certain related changes to the Company's due diligence rights contained in such definition.

The Amendment is filed herewith as Exhibit 4.1. The foregoing description of the Amendment does not purport to be complete and is qualified in its entirety by reference to Exhibit 4.1.

(d) Exhibits.

Exhibit No.    Description

4.1            Amendment to Rights Agreement, dated as of October 13, 2009 between
               Briggs & Stratton Corporation and National City Bank [Incorporated by
               reference to Exhibit 4.2 to Amendment No. 3 to the Registration
               Statement on Form 8-A/A of Briggs & Stratton Corporation dated as of
               October 13, 2009 (Commission File No. 001-1370)]