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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000064463-00-000002.txt : 20000110
<SEC-HEADER>0000064463-00-000002.hdr.sgml : 20000110
ACCESSION NUMBER:		0000064463-00-000002
CONFORMED SUBMISSION TYPE:	5/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	19991231
FILED AS OF DATE:		20000107

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MECHANICAL TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000064463
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				141462255
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		5/A
		SEC ACT:		
		SEC FILE NUMBER:	000-06890
		FILM NUMBER:		503396

	BUSINESS ADDRESS:	
		STREET 1:		325 WASHINGTON AVENUE EXTENSION
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12205
		BUSINESS PHONE:		518-218-2500

	MAIL ADDRESS:	
		STREET 1:		968 ALBANY SHAKER RD
		STREET 2:		968 ALBANY SHAKER RD
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110
<REPORTING-OWNER>

COMPANY DATA:	
	COMPANY CONFORMED NAME:			MECHANICAL TECHNOLOGY INC
	CENTRAL INDEX KEY:			0000064463
	STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
<RELATIONSHIP>OFFICER
	IRS NUMBER:				141462255
	STATE OF INCORPORATION:			NY
	FISCAL YEAR END:			0930

FILING VALUES:
	FORM TYPE:		5/A

BUSINESS ADDRESS:	
	STREET 1:		325 WASHINGTON AVENUE EXTENSION
	CITY:			ALBANY
	STATE:			NY
	ZIP:			12205
	BUSINESS PHONE:		518-218-2500

MAIL ADDRESS:	
	STREET 1:		968 ALBANY SHAKER RD
	STREET 2:		968 ALBANY SHAKER RD
	CITY:			LATHAM
	STATE:			NY
	ZIP:			12110
</REPORTING-OWNER>
</SEC-HEADER>
<DOCUMENT>
<TYPE>5/A
<SEQUENCE>1
<TEXT>

<TABLE>
FORM 5(A)                                          U.S. SECURITIES AND EXCHANGE COMMISSION                       OMB APPROVAL
                                                      WASHINGTON, D.C.   20549                        OMB NUMBER:       3235-0362
[x] Check this box if no longer                                                                       Expires: September 30, 1998
    subject to Section 16.  Form 4                                                                    Estimate average burden
    or Form 5 obligations may                                                                         hours per response..... 1.0
    continue.  See Instructions 1(b)
[ ] Form 3 Holdings Reported
[ ] Form 4 Transactions Reported

                                              STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
                                  Filed pursuant to Section 16(a) of the Securities Exchange Act of
                               1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or
                                          Section 30(f) of the Investment Company Act of 1940
(Print or Type Responses)

1.Name and Address of Reporting Person* 2. Issuer Name and Ticker                    6. Relationship of Reporting Person to Issuer
                                           or Trading Symbol                                        (Check all applicable)
    Clemens       James           R.     Mechanical Technology Incorporated (MKTY)
                                                                                           Director                     10% Owner
                                                                                        -----                       -----
                                                                                          x  Officer (give               Other
(Last)       (First)    (Middle)        3. IRS or Social Security  4. Statement for     -----        title below)   ----- (specify
                                           Number of Reporting        Month/Year                                           below)
   1335 North Palcentia Avenue             Person (voluntary)                           President, Ling Electronics Inc.(Subsidiary)
									9/99            Vice President, Mechanical Technology, Inc.
                                                                                        until 10/21/99
										       --------------------------------
            (Street)                                              5  If Amendment,    7. Individual or Joint/Group Filing
                                                                      Date of Original    (check Applicable Lines)
Fullerton, CA 92831                                                   (Month/Year)         X  Form Filed by One Reporting Person
                                                                                          ---
(City)       (State)       (Zip)                                                              Form Filed by More than One
                                                                                          --- Reporting Person


                                       TABLE I  NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED

1. Title of Security                    2. Trans-  3. Trans-     4. Securities Acquired    5. Amount of  6. Owner-    7. Nature
   (Instr. 3)                              action     action        (A)or Disposed of (D)     Securities    ship         of
                                           Date       Code                                    Benefic-      Form:        Indirect
                                                      (Instr. 8)   (Instr. 3, 4 and 5)        ially         Direct       Bene-
                                          (Month/                                             Owned at      (D) or       ficial
                                           Day/      Code     V    Amount  (A) or Price       End of        Indirect     Owner-
                                           Year)                           (D)                Year          (I)          ship
                                                                                              (Instr. 3     (Instr.      (Instr.
                                                                                              and 4)        4)           4)

<S>                                         <C>       <C>           <C>    <C>    <C>           <C>          <C>           <C>



Reminder:  Report on a separate line for each class of securities beneficially owned directly or indirectly.                 (Over)
*  If the form is filed by more than one reporting person, see Instructions 4(b)(v)                                 SEC 1474 (7-96)




FORM 5 (CONTINUED)      TABLE II - DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
                                (E.G., PUTS, CALLS, WARRANTS, OPTIONS, CONVERTIBLE SECURITIES)

1.Title of   2.Conver-  3.Trans-  4.Transac-   5.Number of   6.Date Exer-  7.Title          8.Price  9.Number   10.Owner-  11.Na-
  Derivative   sion or    action    tion Code    Derivative    cisable       and Amount      of       of Deriv-   ship       ture
  Security     Exercise   Date      (Instr. 8)   Securities    and Expir-    of Under-       Deriv-   ative       Form       of In-
  (Instr. 3)   Price      (Month/                Acquired (A)  ation Date    lying           ative    Secur-      of De-     direct
               of         Day/                   or Disposed   (Month/       Securities      Secur-   ities       rivative   Bene-
               Deriva-    Year)                  of (D)        Day/Year)                     ity      Bene-       Secu-      ficial
               tive                              (Instr. 3,-                  (Instr. 3      (Instr   ficially    rity;      Own-
               Security                          4, and 5)                    and4)          . 5)     Owned       Direct     ership
                                                                                                      at End      (D) or     (Instr
                                                                                    Amount            of          Indi-      . 4)
                                                              Date   Expir-         or                Year        rect (I)
                                                              Exer-  ation   Title  Number            (Instr.     (Instr.
                                                              cisa-  Date           of                4)          4)
                                     Code  V    (A)     (D)   ble                   Shares


Empl. Stock  $ 2.29333	  8/27/97     J      16,875(1)        (2)   8/27/07  Common 16,875   -0-      16,875       D
Options                                                                      Stock



Explanation of Responses:

1   On April 30, 1999, the Common Stock of the Corporation split 3-for-2, resulting in the reporting person's acquisition of
    7,500 additional shares of common stock.  Options for 15,000 shares were originally
    granted at 3.44 per share.  Options for 3,750 shares were exercised on 2/4/99 (5,625 post-split)

2   5,625 options vest 8/27/99, 5,625 options vest 8/27/00 and the remaining 5,625 vest 8/27/01.

**  Intentional misstatements or omissions of facts
    constitute Federal Criminal Violations.                        -------------------------------------------- ----------------
    See 18 U.S.C. 1001 and 15. U.S.C. 78ff(a).                             **Signature of Reporting Person            Date
                                                                             James R. Clemens

Note:  File three copies of this Form, one of which must be manually signed.  If space is insufficient,
see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not
required to respond unless the form displays a currently valid OMB Number.
</TABLE>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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