UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT
                       PURSUANT TO SECTION 13 OR 15(D) OF
                       THE SECURITIES EXCHANGE ACT OF 1934

        Date of Report (Date of earliest event reported): August 30, 2004


                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2004-KS8 Trust
             (Exact name of registrant as specified in its charter)

           Delaware                    333-108865-08             51-0362653
--------------------------------------------------------------------------------
 (State or other jurisdiction     (Commission File Number)     (IRS Employer
      of incorporation)                                     Identification No.)

    8400 Normandale Lake Boulevard, Suite 250
              Minneapolis, Minnesota                          55437
---------------------------------------------------      -----------------------
     (Address of principal executive office)                (Zip Code)

                                 (952) 857-7000
--------------------------------------------------------------------------------
              (Registrant's telephone number, including area code )


                                       N/A
--------------------------------------------------------------------------------
             (Former name or address, if changed since last report)

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 (see General Instruction A.2. below):

[ ] Written communication  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))



<PAGE>


                    INFORMATION TO BE INCLUDED IN THE REPORT

SECTION 8 - OTHER EVENTS.

ITEM 8.01.     OTHER EVENTS.


On August 30, 2004, Residential Asset Securities Corporation caused the issuance
and sale of the Residential  Asset  Securities  Corporation Home Equity Mortgage
Asset-Backed Pass-Through Certificates,  Series 2004-KS8,  pursuant to a Pooling
and Servicing  Agreement,  dated as of August 1, 2004, among  Residential  Asset
Securities Corporation, as depositor, Residential Funding Corporation, as master
servicer and the JPMorgan  Chase Bank, as trustee.  The mortgage loans were sold
to  Residential  Asset  Securities  Corporation  pursuant to an  Assignment  and
Assumption  Agreement,  dated as of August 30, 2004, between Residential Funding
Corporation and Residential Asset Securities Corporation.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (C). EXHIBITS.


        (c)    Exhibits:  The following execution copies of Exhibits to the Form
               S-3 Registration Statement of the Registrant are hereby filed.

                  10.1    Pooling and Servicing Agreement, dated as of August 1,
                          2004, among Residential Asset Securities  Corporation,
                          as  depositor,  Residential  Funding  Corporation,  as
                          master  servicer  and  the  JPMorgan  Chase  Bank,  as
                          trustee.

                  10.2    Assignment  and  Assumption  Agreement,  dated  as  of
                          August   30,   2004,   between   Residential   Funding
                          Corporation   and   Residential    Asset    Securities
                          Corporation.



<PAGE>



                                   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.


                                    RESIDENTIAL ASSET SECURITIES CORPORATION



                             By:      /s/ Benita Bjorgo
                                  --------------------------------------
                             Name:    Benita Bjorgo
                             Title:   Vice President



Dated:  August 30, 2004


<PAGE>

                                  Exhibit Index


Exhibit No.                  Description

10.1 Pooling  and  Servicing  Agreement,  dated  as of  August  1,  2004,  among
     Residential Asset Securities Corporation, as depositor, Residential Funding
     Corporation, as master servicer and the JPMorgan Chase Bank, as trustee.

10.2 Assignment and Assumption  Agreement,  dated as of August 30, 2004, between
     Residential   Funding   Corporation   and  Residential   Asset   Securities
     Corporation.
[{"type": "8-K", "sequence": "1", "filename": "ks88kpsa.txt", "description": "2004 KS8", "secsgml_size_bytes": 5043}]
{"company-data": {"conformed-name": "RASC Series 2004-KS8 Trust", "cik": "0001301790", "assigned-sic": "6189", "irs-number": "510362653", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-108865-08", "film-number": "041033280"}, "business-address": {"street1": "8400 NORMANDALE LAKE BLVD", "street2": "SUITE 600", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437", "phone": "9528577000"}, "mail-address": {"street1": "8400 NORMANDALE BLVD STE 6", "street2": "8400 NORMANDALE BLVD STE 6", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437"}}
UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT
                       PURSUANT TO SECTION 13 OR 15(D) OF
                       THE SECURITIES EXCHANGE ACT OF 1934

        Date of Report (Date of earliest event reported): August 30, 2004

                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2004-KS8 Trust
             (Exact name of registrant as specified in its charter)

           Delaware                    333-108865-08             51-0362653
--------------------------------------------------------------------------------
 (State or other jurisdiction     (Commission File Number)     (IRS Employer
      of incorporation)                                     Identification No.)

    8400 Normandale Lake Boulevard, Suite 250
              Minneapolis, Minnesota                          55437
---------------------------------------------------      -----------------------
     (Address of principal executive office)                (Zip Code)

                                 (952) 857-7000
--------------------------------------------------------------------------------
              (Registrant's telephone number, including area code )

                                       N/A
--------------------------------------------------------------------------------
             (Former name or address, if changed since last report)

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 (see General Instruction A.2. below):

[ ] Written communication  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))
INFORMATION TO BE INCLUDED IN THE REPORT

SECTION 8 - OTHER EVENTS.

ITEM 8.01.     OTHER EVENTS.

On August 30, 2004, Residential Asset Securities Corporation caused the issuance
and sale of the Residential  Asset  Securities  Corporation Home Equity Mortgage
Asset-Backed Pass-Through Certificates,  Series 2004-KS8,  pursuant to a Pooling
and Servicing  Agreement,  dated as of August 1, 2004, among  Residential  Asset
Securities Corporation, as depositor, Residential Funding Corporation, as master
servicer and the JPMorgan  Chase Bank, as trustee.  The mortgage loans were sold
to  Residential  Asset  Securities  Corporation  pursuant to an  Assignment  and
Assumption  Agreement,  dated as of August 30, 2004, between Residential Funding
Corporation and Residential Asset Securities Corporation.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (C). EXHIBITS.

        (c)    Exhibits:  The following execution copies of Exhibits to the Form
               S-3 Registration Statement of the Registrant are hereby filed.

                  10.1    Pooling and Servicing Agreement, dated as of August 1,
                          2004, among Residential Asset Securities  Corporation,
                          as  depositor,  Residential  Funding  Corporation,  as
                          master  servicer  and  the  JPMorgan  Chase  Bank,  as
                          trustee.

                  10.2    Assignment  and  Assumption  Agreement,  dated  as  of
                          August   30,   2004,   between   Residential   Funding
                          Corporation   and   Residential    Asset    Securities
                          Corporation.
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.

                                    RESIDENTIAL ASSET SECURITIES CORPORATION

                             By:      /s/ Benita Bjorgo
                                  --------------------------------------
                             Name:    Benita Bjorgo
                             Title:   Vice President

Dated:  August 30, 2004
Exhibit Index

Exhibit No.                  Description

10.1 Pooling  and  Servicing  Agreement,  dated  as of  August  1,  2004,  among
     Residential Asset Securities Corporation, as depositor, Residential Funding
     Corporation, as master servicer and the JPMorgan Chase Bank, as trustee.

10.2 Assignment and Assumption  Agreement,  dated as of August 30, 2004, between
     Residential   Funding   Corporation   and  Residential   Asset   Securities
     Corporation.