Sun Hydraulics 2005 First Quarter Earnings to be Released Tuesday, May 10, 2005

SARASOTA, FLA, May 6, 2005 - Sun Hydraulics Corporation (NASDAQ: SNHY) today announced that it will release its first quarter 2005 earnings on Tuesday, May 10, 2005, at approximately 11:00 AM Eastern Time. Earnings will be released one day prior to the webcast of the Company's conference call with analysts, which is scheduled for Wednesday, May 11 at 2:30 PM Eastern Time.

Questions may be submitted to the Company via email after reviewing this earnings release, by going to the Sun Hydraulics website,, and clicking on Investor Relations on the left hand menu. Scroll down to the bottom of the page and click on contact email:, which will open an email window to type in your message. Sun management will then answer these and other questions during the Company's webcast. If an individual wishes to ask questions directly during the webcast, the conference call may be accessed by dialing 1-800-406-5356.

Webcast information:

When: Wednesday, May 11, 2005

Time: 2:30 PM, ET


If you are unable to listen to the live webcast, the call will be archived for a period of one month and will be accessible via the Company's website.

Sun Hydraulics Corporation is a leading designer and manufacturer of high performance screw-in hydraulic cartridge valves and manifolds for worldwide industrial and mobile markets. For more information about Sun, please visit our website at


Richard K. Arter
Investor Relations

Richard J. Dobbyn
Chief Financial Officer