<PAGE>
EXHIBIT 23.1
CONSENT OF INDEPENDENT AUDITORS
We consent to the incorporation by reference in the Registration Statement (Form
S-8 No. 333-58005) pertaining to the Individual Account Retirement Plan For
Hourly-Paid Employees at the Cooper Cameron Corporation Mount Vernon Plant of
our report dated June 22, 2000 with respect to the financial statements of the
Individual Account Retirement Plan For Hourly-Paid Employees at the Cooper
Cameron Corporation Mount Vernon Plant included in this Annual Report
(Form 11-K) for the year ended December 31, 1999.
/S/ ERNST & YOUNG LLP
June 22, 2000
Houston, Texas
