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                                                                    EXHIBIT 25.1
 
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                       SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, D. C. 20549
 
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                                    FORM T-1
                            STATEMENT OF ELIGIBILITY
                    UNDER THE TRUST INDENTURE ACT OF 1939 OF
                   A CORPORATION DESIGNATED TO ACT AS TRUSTEE
 
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              CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF
              A TRUSTEE PURSUANT TO SECTION 305(B)(2)
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                                 CHEMICAL BANK
              (EXACT NAME OF TRUSTEE AS SPECIFIED IN ITS CHARTER)
 

                                                
          NEW YORK                                    13-4994650
   (STATE OF INCORPORATION                          (I.R.S. EMPLOYER
   IF NOT A NATIONAL BANK)                         IDENTIFICATION NO.)
       270 PARK AVENUE      
     NEW YORK, NEW YORK                                  10017
    (ADDRESS OF PRINCIPAL                             (ZIP CODE)
      EXECUTIVE OFFICES)

 
                               WILLIAM H. MCDAVID
                                GENERAL COUNSEL
                                270 PARK AVENUE
                            NEW YORK, NEW YORK 10017
                              TEL: (212) 270-2611
           (NAME, ADDRESS AND TELEPHONE NUMBER OF AGENT FOR SERVICE)
 
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                            QUAKER STATE CORPORATION
              (EXACT NAME OF OBLIGOR AS SPECIFIED IN ITS CHARTER)
 

                                                
          DELAWARE                                      25-0742820
(STATE OR OTHER JURISDICTION                          (I.R.S. EMPLOYER
              OF                                      
       INCORPORATION OR                              IDENTIFICATION NO.)
         ORGANIZATION)
       255 ELM STREET
   OIL CITY, PENNSYLVANIA                                  16301
    (ADDRESS OF PRINCIPAL                               (ZIP CODE)
      EXECUTIVE OFFICES)

 
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                                  % NOTES DUE 2005
                      (TITLE OF THE INDENTURE SECURITIES)
 
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                                    GENERAL
 
ITEM 1. GENERAL INFORMATION.
 
     Furnish the following information as to the trustee:
 
          (a) Name and address of each examining or supervising authority to
              which it is subject.
 
          New York State Banking Department, State House, Albany, New York
              12110.
 
          Board of Governors of the Federal Reserve System, Washington, D.C.,
              20551.
 
          Federal Reserve Bank of New York, District No. 2, 33 Liberty Street,
              New York, N.Y.
 
          Federal Deposit Insurance Corporation, Washington, D.C., 20429.
 
        (b) Whether it is authorized to exercise corporate trust powers.
 
           Yes.
 
ITEM 2. AFFILIATIONS WITH THE OBLIGOR.
 
     If the obligor is an affiliate of the trustee, describe each such
affiliation.
 
     None.
 
ITEM 16. LIST OF EXHIBITS
 
     List below all exhibits filed as a part of this Statement of Eligibility.
 
     1. A copy of the Articles of Association of the Trustee as now in effect,
including the Organization Certificate and the Certificates of Amendment dated
February 17, 1969, August 31, 1977, December 31, 1980, September 9, 1982,
February 28, 1985 and December 2, 1991 (see Exhibit 1 to Form T-1 filed in
connection with Registration Statement No. 33-50010, which is incorporated by
reference).
 
     2. A copy of the Certificate of Authority of the Trustee to Commence
Business (see Exhibit 2 to Form T-1 filed in connection with Registration
Statement No. 33-50010, which is incorporated by reference).
 
     3. None, authorization to exercise corporate trust powers being contained
in the documents identified above as Exhibits 1 and 2.
 
     4. A copy of the existing By-Laws of the Trustee (see Exhibit 4 to Form T-1
filed in connection with Registration Statement No. 33-84460, which is
incorporated by reference).
 
     5. Not applicable.
 
     6. The consent of the Trustee required by Section 321(b) of the Act (see
Exhibit 6 to Form T-1 filed in connection with Registration Statement No.
33-50010, which is incorporated by reference).
 
     7. A copy of the latest report of condition of the Trustee, published
pursuant to law or the requirements of its supervising or examining authority.
 
     8. Not applicable.
 
     9. Not applicable.
 
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                                   SIGNATURE
 
     Pursuant to the requirements of the Trust Indenture Act of 1939, the
Trustee, Chemical Bank, a corporation organized and existing under the laws of
the State of New York, has duly caused this statement of eligibility to be
signed on its behalf by the undersigned, thereunto duly authorized, all in the
City of New York and State of New York, on the 2ND day of OCTOBER, 1995.
 
                                          CHEMICAL BANK
 
                                          By        /s/  F. J. GRIPPO
 
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                                                        F. J. Grippo
                                                       Vice President
 
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                             EXHIBIT 7 TO FORM T-1
 
                                BANK CALL NOTICE
 
                             RESERVE DISTRICT NO. 2
                      CONSOLIDATED REPORT OF CONDITION OF
 
                                 CHEMICAL BANK
                  OF 270 PARK AVENUE, NEW YORK, NEW YORK 10017
                     AND FOREIGN AND DOMESTIC SUBSIDIARIES,
                    A MEMBER OF THE FEDERAL RESERVE SYSTEM,
 
                   AT THE CLOSE OF BUSINESS JUNE 30, 1995, IN
        ACCORDANCE WITH A CALL MADE BY THE FEDERAL RESERVE BANK OF THIS
        DISTRICT PURSUANT TO THE PROVISIONS OF THE FEDERAL RESERVE ACT.
 


                                                                             DOLLAR AMOUNTS
                                                                              IN MILLIONS
                                                                                
ASSETS
Cash and balances due from depository institutions:
  Noninterest-bearing balances and currency and coin....................              $  5,573
  Interest-bearing balances.............................................                 2,681
Securities:
Held to maturity securities.............................................                 6,027
Available for sale securities...........................................                18,304
Federal Funds sold and securities purchased under agreements to resell
  in domestic offices of the bank and of its Edge and Agreement
  subsidiaries, and in IBF's:
  Federal funds sold....................................................                 1,516
  Securities purchased under agreements to resell.......................                   287
Loans and lease financing receivables:
  Loans and leases, net of unearned income..............................  $73,829
  Less: Allowance for loan and lease losses.............................    1,885
  Less: Allocated transfer risk reserve.................................      104
                                                                          --------
  Loans and leases, net of unearned income, allowance, and reserve......                71,840
Trading Assets..........................................................                25,315
Premises and fixed assets (including capitalized leases)................                 1,395
Other real estate owned.................................................                    69
Investments in unconsolidated subsidiaries and associated companies.....                   158
Customer's liability to this bank on acceptances outstanding............                 1,120
Intangible assets.......................................................                   484
Other assets............................................................                 7,254
TOTAL ASSETS............................................................              $142,023

 
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                                                                             DOLLAR AMOUNTS
                                                                              IN MILLIONS
                                                                                
LIABILITIES
Deposits
  In domestic offices...................................................              $ 46,128
  Noninterest-bearing...................................................  $16,282
  Interest-bearing......................................................   29,846
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  In foreign offices, Edge and Agreement subsidiaries, and IBF's........                30,833
Noninterest-bearing.....................................................  $   199
  Interest-bearing......................................................   30,634
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Federal funds purchased and securities sold under agreements to
  repurchase in domestic offices of the bank and of its Edge and
  Agreement subsidiaries, and in IBF's Federal funds purchased..........                16,779
  Securities sold under agreements to repurchase........................                   810
Demand notes issued to the U.S. Treasury................................                 1,001
Trading liabilities.....................................................                20,888
Other Borrowed money:
  With original maturity of one year or less............................                 6,505
  With original maturity of more than one year..........................                   602
Mortgage indebtedness and obligations under capitalized leases..........                    18
Bank's liability on acceptances executed and outstanding................                 1,126
Subordinated notes and debentures.......................................                 3,411
Other liabilities.......................................................                 6,287
TOTAL LIABILITIES.......................................................               134,388
EQUITY CAPITAL
Common stock............................................................                   620
Surplus.................................................................                 4,524
Undivided profits and capital reserves..................................                 2,724
Net unrealized holding gains (Losses) on available-for-sale
  securities............................................................                  (241)
Cumulative foreign currency translation adjustments.....................                     8
TOTAL EQUITY CAPITAL....................................................                 7,635
TOTAL LIABILITIES, LIMITED-LIFE PREFERRED STOCK AND EQUITY CAPITAL......              $142,023

 
     I, Joseph L. Sclafani, S.V.P. & Controller of the above-named bank, do
hereby declare that this Report of Condition has been prepared in conformance
with the instructions issued by the appropriate Federal regulatory authority and
is true to the best of my knowledge and belief.
 
                                    JOSEPH L. SCLAFANI
 
     We, the undersigned directors, attest to the correctness of this Report of
Condition and declare that it has been examined by us, and to the best of our
knowledge and belief has been prepared in conformance with the instructions
issued by the appropriate Federal regulatory authority and is true and correct.

                               WALTER V. SHIPLEY
                               EDWARD D. MILLER       DIRECTORS
                               WILLIAM B. HARRISON