Exhibit 4.1

                         SUBSEQUENT TRANSFER INSTRUMENT

                  Pursuant to this Subsequent Transfer Instrument, dated July
14, 2000 (the "Instrument"), between Ameriquest Mortgage Securities Inc. as
seller (the "Depositor") and Norwest Bank Minnesota, National Association as
trustee (the "Trustee") of the Ameriquest Mortgage Securities Inc., Floating
Rate Mortgage Pass-Through Certificates, Series 2000-2, and pursuant to the
Pooling and Servicing Agreement, dated as of June 1, 2000 (the "Pooling and
Servicing Agreement"), among the Depositor as depositor, Ameriquest Mortgage
Company as master servicer and the Trustee as trustee, the Depositor and the
Trustee agree to the sale by the Depositor and the purchase by the Trustee on
behalf of the Trust Fund, of the Mortgage Loans listed on the attached Schedule
of Mortgage Loans (the "Subsequent Mortgage Loans").

                  Capitalized terms used but not otherwise defined herein shall
have the meanings set forth in the Pooling and Servicing Agreement.

                  Section 1.       Conveyance of Subsequent Mortgage Loans.
                                   ---------------------------------------

                  (a) The Depositor does hereby sell, transfer, assign, set over
and convey to the Trustee on behalf of the Trust Fund, without recourse, all of
its right, title and interest in and to the Subsequent Mortgage Loans, and
including all amounts due on the Subsequent Mortgage Loans after the related
Subsequent Cut-off Date, and all items with respect to the Subsequent Mortgage
Loans to be delivered pursuant to Section 2.01 of the Pooling and Servicing
Agreement; provided, however that the Depositor reserves and retains all right,
title and interest in and to amounts due on the Subsequent Mortgage Loans on or
prior to the related Subsequent Cut-off Date. The Depositor, contemporaneously
with the delivery of this Agreement, has delivered or caused to be delivered to
the Trustee each item set forth in Section 2.01 of the Pooling and Servicing
Agreement. The transfer to the Trustee by the Depositor of the Subsequent
Mortgage Loans identified on the Mortgage Loan Schedule shall be absolute and is
intended by the Depositor, the Master Servicer, the Trustee and the
Certificateholders to constitute and to be treated as a sale by the Depositor to
the Trust Fund.

                  (b) The Depositor, concurrently with the execution and
delivery hereof, does hereby transfer, assign, set over and otherwise convey to
the Trustee without recourse for the benefit of the Certificateholders all the
right, title and interest of the Depositor, in, to and under the Subsequent
Mortgage Loan Purchase Agreement, dated the date hereof, between the Depositor
as purchaser and the Master Servicer as originator and as seller, to the extent
of the Subsequent Mortgage Loans.

                  (c)     Additional terms of the sale are set forth on
Attachment A hereto.

                  Section 2.       Representations and Warranties; Conditions
                                   ------------------------------------------
                                   Precedent
                                   ---------

                  (a) The Depositor hereby confirms that each of the conditions
precedent and the representations and warranties set forth in Section 2.11 of
the Pooling and Servicing Agreement are satisfied as of the date hereof.


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                                       -2-


                  (b) All terms and conditions of the Pooling and Servicing
Agreement are hereby ratified and confirmed; provided, however, that in the
event of any conflict, the provisions of this Instrument shall control over the
conflicting provisions of the Pooling and Servicing Agreement.

                  Section 3.       Recordation of Instrument.
                                   -------------------------

                  To the extent permitted by applicable law, this Instrument, or
a memorandum thereof if permitted under applicable law, is subject to
recordation in all appropriate public offices for real property records in all
of the counties or other comparable jurisdictions in which any or all of the
properties subject to the Mortgages are situated, and in any other appropriate
public recording office or elsewhere, such recordation to be effected by the
Master Servicer at the Certificateholders' expense on direction of the related
Certificateholders, but only when accompanied by an Opinion of Counsel to the
effect that such recordation materially and beneficially affects the interests
of the Certificateholders or is necessary for the administration or servicing of
the Subsequent Mortgage Loans.

                  Section 4.       Governing Law.
                                   -------------

                  This Instrument shall be construed in accordance with the laws
of the State of New York and the obligations, rights and remedies of the parties
hereunder shall be determined in accordance with such laws, without giving
effect to principles of conflicts of law.

                  Section 5.       Counterparts.
                                   ------------

                  This Instrument may be executed in one or more counterparts
and by the different parties hereto on separate counterparts, each of which,
when so executed, shall be deemed to be an original; such counterparts,
together, shall constitute one and the same instrument.



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                                       -3-


                  Section 6.       Successors and Assigns.
                                   ----------------------

                  This Instrument shall inure to the benefit of and be binding
upon the Depositor and the Trustee and their respective successors and assigns.


                                    AMERIQUEST  MORTGAGE SECURITIES INC.


                                    By:
                                       ------------------------------------
                                    Name:
                                    Title:


                                    NORWEST BANK MINNESOTA, NATIONAL
                                    ASSOCIATION, as trustee


                                    By:
                                       ------------------------------------
                                    Name:
                                    Title:


Attachments

A.       Additional terms of sale.
B.       Schedule of Subsequent Mortgage Loans.



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                                  ATTACHMENT A


                            ADDITIONAL TERMS OF SALE

         A.       General

                  1.      Subsequent Cut-off Date: July 1, 2000
                  2.      Subsequent Transfer Date: July 14, 2000
                  3.      Aggregate Principal Balance of the Subsequent
                          Mortgage Loans as of the Subsequent Cut-off Date:
                          $154,671,590.09
                  4.      Purchase Price:  100.00%

         B. The following representations and warranties with respect to each
Subsequent Mortgage Loan determined as of the Subsequent Cut-off Date is true
and correct: (i) the Subsequent Mortgage Loan may not be 30 or more days
delinquent as of the related Subsequent Cut-off Date; provided, however that
approximately 100% of the Subsequent Mortgage Loans, by aggregate principal
balance as of the related Subsequent Cut-off Date, may have a first payment date
occurring on or after the Subsequent Cut-off Date and, therefore, such
Subsequent Mortgage Loans could not have been delinquent as of the related
Subsequent Cut-off Date; (ii) the term to stated maturity of the Subsequent
Mortgage Loan will not be less than 180 months and will not exceed 360 months
from its first payment date; (iii) the Subsequent Mortgage Loan may not provide
for negative amortization; (iv) the Subsequent Mortgage Loan will not have a
Loan-to-Value Ratio greater than 90%; (v) the Subsequent Mortgage Loans will
have, as of the Subsequent Cut-off Date, a weighted average term since
origination not in excess of 15 months; (vi) no Subsequent Mortgage Loan shall
have a Mortgage Rate less than 8.000% or greater than 15.750%; (vii) the
Subsequent Mortgage Loan shall have been serviced by the Master Servicer since
origination or purchased by the Originator in accordance with its underwriting
guidelines; (viii) the Subsequent Mortgage Loan must have a first payment date
occurring on or before August 1, 2000 and (ix) the Subsequent Mortgage Loan
shall have been be underwritten in accordance with the criteria set forth under
the section "The Mortgage Pool--Underwriting Standards; Representations" in the
Prospectus Supplement.

         C. Following the purchase of the Subsequent Mortgage Loans by the Trust
Fund, the Mortgage Loans (including the Subsequent Mortgage Loans) will, as of
the Subsequent Cut-off Date: (i) have a weighted average original term to stated
maturity of not more than 360 months from the first payment date thereon; (ii)
have a weighted average Mortgage Rate of not less than 10.331% and not more than
10.650%, by aggregate principal balance of the Mortgage Loans; (iii) have a
weighted average Loan-to-Value Ratio of not more than 74.839%; (iv) have no
Mortgage Loan with a principal balance in excess of $690,000 and (v) have a
weighted average Gross Margin of not less than 6.590%, in each case, as
applicable, by aggregate principal balance of the Mortgage Loans as of the
related Subsequent Cut-off Date.