<ARTICLE> 5
<CIK> 0000888239
<NAME> GEODYNE INSTITUTIONAL/PENSION ENERGY INCOME P-8 LIMITED PART
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               SEP-30-1997
<CASH>                                         354,417
<SECURITIES>                                         0
<RECEIVABLES>                                        0
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               354,502
<PP&E>                                       9,155,058
<DEPRECIATION>                               6,496,222
<TOTAL-ASSETS>                               3,013,338
<CURRENT-LIABILITIES>                           92,988
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   2,920,350
<TOTAL-LIABILITY-AND-EQUITY>                 3,013,338
<SALES>                                      1,093,247
<TOTAL-REVENUES>                             1,156,061
<CGS>                                                0
<TOTAL-COSTS>                                1,644,719
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              (488,658)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          (488,658)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (488,658)
<EPS-PRIMARY>                                   (4.52)
<EPS-DILUTED>                                        0