SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Act of 1934 Date of Report (Date of earliest event reported): February 23, 2007 GEODYNE INSTITUTIONAL/PENSION ENERGY INCOME LIMITED PARTNERSHIP P-7 GEODYNE INSTITUTIONAL/PENSION ENERGY INCOME LIMITED PARTNERSHIP P-8 ------------------------------------------------------------------- (Exact name of Registrant as specified in its Articles) P-7: 0-20265 P-7: 73-1367186 Oklahoma P-8: 0-20264 P-8: 73-1378683 - ---------------- ------------- ------------------ (State or other (Commission (I.R.S. Employer jurisdiction of File No.) Identification) incorporation or organization) Two West Second Street, Tulsa, Oklahoma 74103 ---------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (918) 583-1791 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions: [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) -1- ITEM 8: OTHER EVENTS Year End Values. The General Partner is required to provide year-end values of the Geodyne Institutional/Pension Energy Income Limited Partnership P-7 and Geodyne Institutional/Pension Energy Income Limited Partnership P-8 (collectively, the "Partnerships") underlying properties to its limited partners pursuant to the Partnerships' partnership agreements. Attached is a form of the letter dated February 23, 2007 to be sent to the limited partners correcting the letter sent January 31, 2007 and a chart showing, on a per unit basis, the 2006 restated Year-End Estimated Valuations for the Partnerships. ITEM 9: EXHIBITS 20.1 Form of letter to be sent to the limited partners of the P-7 Partnership on or about February 23, 2007. 20.2 Form of letter to be sent to the limited partners of the P-8 Partnership on or about February 23, 2007. 99.1 Chart showing on a per unit basis the 2006 Year-End Estimated Valuations for the Partnerships. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. GEODYNE INSTITUTIONAL/PENSION ENERGY INCOME LIMITED PARTNERSHIP P-7 GEODYNE INSTITUTIONAL/PENSION ENERGY INCOME LIMITED PARTNERSHIP P-8 By: GEODYNE RESOURCES, INC. General Partner //s// Dennis R. Neill ----------------------------- Dennis R. Neill President DATE: February 23, 2007 -2-