1
                                                                    Exhibit 10-8


                         LEXINGTON PRECISION CORPORATION
                          LEXINGTON RUBBER GROUP, INC.
                                767 THIRD AVENUE
                               NEW YORK, NY 10017

                                                          As of August 31, 2000

Congress Financial Corporation
1133 Avenue of the Americas
New York, NY 10036

Gentlemen:

         Reference is made to the Covenants Supplement to Accounts Financing
Agreement [Security Agreement] dated January 11, 1990, as amended (the "LPC
Supplement"), by and between Congress Financial Corporation ("Congress") and
Lexington Precision Corporation ("LPC") and the Covenants Supplement to Accounts
Financing Agreement [Security Agreement] dated January 11, 1990, as amended (the
"LRGI Supplement"), by and between Congress and Lexington Rubber Group, Inc.
("LRGI").

         Congress, LPC, and LRGI hereby agree that subparagraph IV (f) of each
of the LPC Supplement and the LRGI Supplement is hereby amended by changing the
dollar amount of aggregate trade accounts payable that are permitted to be past
due more than sixty (60) days from $2,250,000 to $4,000,000, for the period
through February 1, 2001.

         By the signatures hereto of their duty authorized officers, the parties
hereto mutually covenant, warrant, and agree as set forth herein.

                                         Very truly yours,

                                         LEXINGTON PRECISION CORPORATION

                                         By:  Warren Delano
                                             -----------------------------------
                                              Warren Delano
                                              President



                                         LEXINGTON RUBBER GROUP, INC.

                                         By:  Warren Delano
                                            ------------------------------------
                                              Warren Delano
                                              President

AGREED AND ACCEPTED:

CONGRESS FINANCIAL CORPORATION


By:     Herbert C. Korn
   --------------------------

Title:   Vice President
      -----------------------