LUFKIN, Texas, October 8 --

Lufkin Industries, Inc. (Nasdaq: LUFK) today announced that it plans to release its third quarter 2003 financial results before opening of trading on Wednesday, October 22, 2003. The same morning at 9:00 a.m. (central time) the Company will hold a conference call to discuss its third quarter 2003 results. To listen to the call, participants should dial (913) 981-5532 approximately 10 minutes prior to the start of the call. A telephonic replay will be available from 11:00 a.m. (central time) October 22, 2003, through 7:00 p.m. (central time) October 29, 2003, by dialing (719) 457-0820 and entering reservation number 788321.

Lufkin Industries, Inc. sells and services power transmission products, oil field pumping units, foundry castings and highway trailers throughout the world. The Company has vertically integrated all vital technologies required to design, manufacture and market its products.

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Contact:

Lufkin Industries Inc., Lufkin
R.D. Leslie, 936/637-5325