-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 E1i80tTM2B6EucCDP2VWxG9BtaQOMjxyvrP35th9ILAl0Cz29IbzfcJzX/ZD2N+8
 EKxaXxCXNUMdIJ0m3ffezw==

<SEC-DOCUMENT>0000354204-98-000469.txt : 19980211
<SEC-HEADER>0000354204-98-000469.hdr.sgml : 19980211
ACCESSION NUMBER:		0000354204-98-000469
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		19980210
SROS:			NONE

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SIFCO INDUSTRIES INC
		CENTRAL INDEX KEY:			0000090168
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT ENGINES & ENGINE PARTS [3724]
		IRS NUMBER:				340553950
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		
		SEC FILE NUMBER:	005-30844
		FILM NUMBER:		98529193

	BUSINESS ADDRESS:	
		STREET 1:		970 E 64TH ST
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44103
		BUSINESS PHONE:		2168818600

	MAIL ADDRESS:	
		STREET 1:		970 EAST 64TH STREET
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	STEEL IMPROVEMENT & FORGE CO
		DATE OF NAME CHANGE:	19690520

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIMENSIONAL FUND ADVISORS INC
		CENTRAL INDEX KEY:			0000354204
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				22370029
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		1299 OCEAN AVE
		STREET 2:		11TH FLOOR
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401
		BUSINESS PHONE:		3103958005

	MAIL ADDRESS:	
		STREET 1:		1299 OCEAN AVENUE
		STREET 2:		11TH FLOOR
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<DESCRIPTION>1997 SCHEDULE 13G  -  SIFCO INDS INC
<TEXT>


- -------------------------------------------------------------------
                                                       Page 1 of 4

SCHEDULE 13G
 (12/31/97)

SIFCO INDS INC
Cusip # 826546103
Amendment

- --------------------------------------------------------------------
                                                        Page 2 of 4

Cusip # 826546103

Item  1:    REPORTING PERSONS
            Dimensional Fund Advisors Inc. (Tax ID: 22-2370029)

Item  4:    CITIZENSHIP
            Delaware Corporation

Item  5:    SOLE VOTING POWER
            179,700   (See Note 1)*
              * Persons who are officers of Dimensional Fund Advisors
              Inc. also serve as officers of DFA Investment Dimensions
              Group Inc., (the "Fund") and The DFA Investment Trust
              Company (the "Trust"), each an open-end management
              investment company registered under the Investment
              Company Act of 1940.  In their capacities as officers of
              the Fund and the Trust, these persons vote 46,675
              additional shares which are owned by the Fund and
              48,600    shares which are owned by the Trust. (Included
              in Item 7 of this page of this Schedule)

Item  6:    SHARED VOTING POWER --
            None

Item  7:    SOLE DISPOSITIVE POWER --
            274,975   (See Note 1)

Item  8:    SHARED DISPOSITIVE POWER --
            0

Item  9:    AGGREGATE AMOUNT BENEFICIALLY OWNED --
            274,975   (See Note 1)

Item 11:    PERCENT OF CLASS REPRESENTED BY LINE 9 --
            5.33  (See Note 1)

Item 12:    TYPE OF REPORTING PERSON --
            IA

- -----------------------------------------------------------------------
                                                    Page 3 of 4

ITEM 1(A).  NAME OF ISSUER

            SIFCO INDS INC

ITEM 1(B).  ADDRESS OF ISSUER

            970 East 64 Street
            CLEVELAND  OH  44103-1620


ITEM 2(A).  NAME OF PERSON FILING

            Dimensional Fund Advisors

ITEM 2(B).  ADDRESS OF PRINCIPAL BUSINESS OFFICE

            1299 Ocean Avenue, 11th Floor, Santa Monica, CA  90401

ITEM 2(C).  CITIZENSHIP

            A Delaware Corporation

ITEM 2(D).  TITLE OF CLASS OF SECURITIES

            Common Stock

ITEM 2(E).  CUSIP NUMBER

            826546103

ITEM 3.     This statement is filed pursuant to Rule 13d-1 (b), or
            13d-2 (b) and the person filing is an investment advisor
            registered under section 203 of the Investment Advisors
            Act of 1940.

- ---------------------------------------------------------------------
                                                 Page 4 of 4

ITEM 4.     OWNERSHIP
ITEM 4(a).  AMOUNT BENEFICIALLY OWNED
            See Page 2, Item No. 9
ITEM 4(b).  PERCENT OF CLASS
            See Page 2, Item No. 11
ITEM 4(c).  NUMBER OF SHARE AS TO WHICH SUCH PERSON HAS:
      (i).  SOLE POWER TO VOTE OR DIRECT THE VOTE --
            See Page 2, Item No. 5
     (ii).  SHARED POWER TO VOTE OR TO DIRECT THE VOTE --
            None
    (iii).  SOLE POWER TO DISPOSE OR TO DIRECT DISPOSITION OF --
            See Page 2, Item No. 9
     (iv).  SHARE POWER TO DISPOSE OR TO DIRECT DISPOSISTION OF --
            None

ITEM 5.     OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS
            If this statement is being filed to report the fact that
            as of 12/31/97 the reporting person has ceased to be the
            beneficial owner of more than five percent of the class
            of securities, check the following: [ ]

ITEM 6.     OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF
            ANOTHER PERSON
            All Securities reported in this schedule are onwed by
            advisory clients of Dimensional Fund Advisors Inc., no one
            of which to the knowledge of Dimensional Fund Advisors Inc.
            owns more than 5% of the class.  Dimensional Fund Advisors
            Inc disclaims beneficial ownership of all such securities.

ITEM 7.     IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
            ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
            COMPANY:
            Not Applicable

ITEM 8.     IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP
            Not Applicable

ITEM 9.     NOTICE OF DISSOLUTION OF GROUP
            Not Applicable

ITEM 10.    CERTIFICATION
            By signing below I certify that, to the best of my knowledge
            and belief, the securities referred to above were acquired
            in the ordinary course of business and were not acquired for
            the purpose of and do not have the effect of changing or
            influencing the control of the issuer of such securities
            and were not acquired in connection with or as a participant
            in any transaction having such purposes or effect.

(Note 1): All securities reported on the schedule are owned by advisory
          clients of Dimensional Fund Advisors Inc.  Dimensional Fund
          Advisors Inc. disclaims beneficial ownership of all such
          securities.

After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true,
complete are correct.

Signature

   Monday, February 6, 1997
Date

   Michael T. Scardina
   Vice President and Chief Finacial Officer
Name/Title


</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
