EXHIBIT 99.2

                    CERTIFICATION OF CHIEF FINANCIAL OFFICER

          I, Stephen J. McDonnell, Vice President and Chief Financial Officer of
Holly Corporation (the "Company") hereby certify, pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350 (the "Act"), that based on my
knowledge:

         1. The Company's Quarterly Report on Form 10-Q for the quarter ended
         October 31, 2002 (the "Report") to which this statement is attached
         fully complies with the requirements of Section 13(a) or 15(d) of the
         Securities Exchange Act of 1934, as amended; and 2. The information
         contained in the Report fairly presents, in all material respects, the
         financial condition and results of operations of the Company.

Date:  December 12, 2002        /s/ Stephen J. McDonnell
                               --------------------------------------------
                               Stephen J. McDonnell
                               Vice President and Chief Financial Officer

         The foregoing Certification is being furnished solely pursuant to 18
U.S.C. Section 1350 and is not being filed as part of the Report or as a
separate disclosure document for purposes of Section 18 of the Securities
Exchange Act of 1934, as amended, or otherwise.