EXHIBIT 8



PRECISION CASTPARTS CORP. AND WYMAN-GORDON COMPANY ANNOUNCE EXTENSION
OF TENDER OFFER FOR WYMAN-GORDON COMPANY COMMON STOCK

PORTLAND, Oregon and GRAFTON, Massachusetts - July 13, 1999 - Precision
Castparts Corp. (NYSE:PCP) and Wyman-Gordon Company (NYSE:WYG) today announced
that the expiration date of the previously announced $20.00 per share cash
tender offer by Precision Castparts Corp.'s subsidiary, WGC Acquisition Corp.,
for all outstanding shares of common stock of Wyman-Gordon Company has been
extended until midnight, New York City time, on Tuesday, August 17, 1999;
provided, however, that if the applicable waiting period (and any extension
thereof) under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (the
"HSR Act") in respect of the tender offer is terminated prior to August 3, 1999,
the expiration date of the tender offer will be the date which is ten business
days immediately following public disclosure of the expiration or termination of
the waiting period under the HSR Act. The parties are proceeding to comply with
the previously announced request for additional information from the Federal
Trade Commission under the HSR Act in connection with the tender offer. At the
request of the Federal Trade Commission, Precision Castparts Corp. has agreed
that it will not certify compliance with the Federal Trade Commission's request
for additional information before July 28, 1999, and that it will not consummate
the proposed acquisition until 20 days after both it and Wyman-Gordon Company
have certified compliance with the Federal Trade Commission requests for
additional information unless the Federal Trade Commission agrees to an earlier
closing date. The purpose of the extension is to provide sufficient time for the
parties to complete the submission of the requested information to the Federal
Trade Commission and for the Federal Trade Commission to review the documents
submitted.

As of the close of business on July 12, 1999, approximately 21,507,000 shares of
common stock of Wyman-Gordon Company had been tendered in the tender offer. This
constitutes approximately 60% of Wyman-Gordon Company's outstanding shares as of
the commencement of the tender offer.

Precision Castparts Corp. is a worldwide manufacturer of complex metal
components and products. Wyman-Gordon Company is a leader in forgings,
investment castings, and composite structures.

Contacts:     Dwight Weber, Precision Castparts Corp. - 503-417-4855
              Denis Poirier, Wyman-Gordon Company  - 508-839-8224