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)    October 2, 2002.

                         CLEAN DIESEL TECHNOLOGIES, INC.
               (Exact name of Registrant as Specified in Charter)


                                    0-27432
                            (Commission File Number)


        Delaware                                               06-1393453
(State or Other Jurisdiction                                 (IRS Employer
     of Incorporation)                                     Identification No.)



                              300 Atlantic Street
                                Stamford CT 06901
                    (Address of Principal Executive Offices)


Registrant's telephone number, including area code    (203) 327-7050



ITEM  5.  OTHER  EVENTS  AND  REGULATION  FD  DISCLOSURE

Effective  October  2 and October  9, 2002, Clean Diesel Technologies, Inc. (the
"Registrant") issued and sold from its authorized and previously unissued shares
at $2.00 per share, 704,349 shares of its common stock, par $0.05 per share (the
"Shares").

The  Registrant  sold the Shares to investors in the United Kingdom as a private
placement  under  Regulation  S  of  the Securities and Exchange Commission. The
Shares have been admitted to listing on the Alternative Investment Market of the
London  Stock  Exchange  and  are  subject  to the restrictions on resales under
Regulation  S.

Net  proceeds from the sale of the Shares will be approximately $1,340,855 which
are  to  be  used  for  the  continued  development and commercialization of the
Registrant's  products,  Platinum Plus(R) diesel fuel catalysts and ARIS(R) 2000
NOx  reduction  systems,  and  for  general  working  capital  purposes.



                                   SIGNATURES

     Pursuant  to  the  requirements of the Securities Exchange Act of 1934, the
Registrant  has duly caused this report to be signed by the undersigned hereunto
duly  authorized.

                                    CLEAN DIESEL TECHNOLOGIES, INC.

Dated:  October 14, 2002                   By  /s/  C. W. Grinnell
                                             ---------------------
                                                   Secretary