AMENDMENT NO. 2 TO LEASE/INSTALLMENT PURCHASE AGREEMENT
 FOR TWO (2) 15-MILE PIPELINES DATED NOVEMBER 24, 1998 AND TO LEASE/INSTALLMENT
                  AGREEMENT FOR TWO (2) 10-KILOMETER PIPELINES


     This  agreement  (hereinafter  referred  to as the "Amendment") is made and
entered  into  as  of  July ____, 1999 by and between PENN OCTANE CORPORATION, a
Delaware  corporation (hereinafter referred to as "POC") and CPSC INTERNATIONAL,
a  Texas  corporation (hereinafter referred to as "CPSC") (collectively referred
to  as  the "Parties" and individually referred to as a "Party" where either POC
or  CPSC  could  apply).  This Amendment modifies that certain Lease/Installment
Purchase  Agreement  For  Two (2) 15-Mile Pipelines, dated November 24, 1998, as
well  as  that  certain  Lease/Installment  Purchase  Agreement  For  Two  (2)
10-Kilometer  Pipelines,  dated  _________________,  1998  (hereinafter  both
agreements  referred  to  as  the  "Agreements").

     WHEREAS,  pursuant  to  the  terms  and  conditions  of the Agreements, the
Parties  have  previously  agreed, among other things, that POC shall provide as
security for payments due to CPSC under the Agreements a Letter of Credit in the
total  amount  of  $942,000  for  the  benefit  of  CPSC,  and

     WHEREAS,  the  Parties  now  agree to amend said security provisions in the
Agreements,  and CPSC agrees to accept, and POC agrees to provide, a pledge into
escrow  500,000 shares of POC common stock currently owned and held by Jerome B.
Richer  (hereafter  referred  to  as  the "Shares"), as security in place of the
Letter  of  Credit  initially  contemplated  and agreed to by the Parties in the
Agreements.

     NOW,  THEREFORE,  in consideration of the mutual promises set forth herein,
the  Parties  hereby  agree  as  follows:

     1.     Amendment.  Section  3.3  of  the  Agreements  setting  forth  the
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requirement  of  a  Letter  of  Credit  is  hereby  amended  as  follows:

3.3     Common  Stock  Pledge.  POC shall provide or arrange to provide a pledge
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of 500,000 shares of common stock currently owned and held by Jerome B. Richter,
President  of POC (hereinafter referred to as the "Shares").  POC agrees to have
the  Shares  placed into an escrow account and accessible to CPSC in the case of
default  pursuant  to the terms and conditions specifically set forth herein and
in that certain Escrow Agreement to be executed by the Parties.  In the event of
default  in payment from POC, CPSC may call on the Shares in lieu of payment for
the full amount of the payment in default, with the released Shares to be valued
as  of  the  time  of  release  from  the  escrow  account.  Said valuation will
determine  how  many  Shares will be released from the escrow account to satisfy
the  default.


     2.     Escrow.  The Parties agree that the Shares shall be placed in escrow
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upon  the  execution of this Amendment and maintained thereafter pursuant to the
escrow  agreement  to  be  entered  into  between  the  Parties.

     3.     Partial  Release  of  Collateral.  In the event that the fair market
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price per share of the POC common stock rises above $3.00 per share, the Parties
agree  to  negotiate  in  good  faith  to  a  partial  release of said Shares as
collateral  to  the  extent the fair market value of the Shares exceeds $942,000
and  to  direct  such  instructions  to  the  Escrow  Agent.

     4.     Substitution  of Collateral.  Upon the completion of the pipeline by
            ---------------------------
CPSC,  POC  shall at the end of every month for ten (10) months thereafter place
$100,000  into an escrow account to act as substitute security for CPSC in place
of the Escrow Shares.  Immediately after the initial monthly installment is made
by  POC,  POC  and  CPSC agree to instruct the Escrow Agent to return to POC the
Escrow  Shares  pledged  upon the execution of this Amendment up to the value of
the  cash  deposited.  At  the end of the ten (10) month period of payments, POC
shall,  at  its  sole  discretion,  either  maintain  $942,000  from  the  funds
previously  deposited  in  the  account  or  establish a letter of credit in the
amount of $942,000 to act as substitute collateral for the remainder of the term
of  Agreements.  In  either  event, all remaining Escrow Shares will be released
back  to  Jerome  B.  Richter.

     5.     Additional Collateral.  In the event that, during such time that all
            ---------------------
the  Shares  remain  in  the escrow account, the fair market value of the Shares
drops  below  $2.00  per  share,  CPSC  shall  have the option to request POC to
deposit  additional POC common stock into the escrow account to maintain a total
fair  market  value  of  $942,000  for  the  Shares held in said escrow account.


     IN  WITNESS  WHEREOF,  each of the Parties have caused this Agreement to be
executed  by  their duly authorized representatives as of the date first written
above.


CPSC:                                 POC:

CPSC  INTERNATIONAL                   PENN  OCTANE  CORPORATION



BY:_________________________          BY:____________________________
   Eric  B.  DuBose,  President          J.B.  Richter,  President

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