Current Industrial Reports
U. S. Department of Commerce
Economics and Statistics Administration
Bureau of the Census

Internal Combustion Engines - 1997

MA35L(97)-1
Issued September 10, 1998

Information on the scope of the survey,  methodology, explanation of terms and historical 
notes for this survey may be found in the introduction of the 1996 Manufacturing Profiles, 
issued July 1998.

Obtaining reports:  Current data are released electronically on Internet for all individual
surveys as they become available.  Use http://www.census.gov/econ/www/manumenu.html.
Individual reports can be accessed by choosing "Current Industrial Reports (CIR's)," 
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These data are also available through the U.S. Department of Commerce and STAT-USA
Electronic Bulletin Board by subscription.  To access, dial 202-482-3870 and follow
the prompts to register.  Also, you may call 202-482-1986 or 1-800-STAT-USA, for
further information.  The Internet address is: www.stat-usa.gov/.

For mail or fax copies of the publication, contact the Manufacturing and Construction
Division Information Center, 301-457-4673.

Address inquiries concerning these data to U.S. Department of Commerce, International Trade
Administration, Office of Industrial Resource Administration, Washington, D.C. 20233, or to
the Bureau of the Census, Manufacturing and Construction Division, Washington, D.C. 20233, 
or call J. Stanis Batton, 301-457-4750.


Table 1.  Internal Combustion Engines by type of Engine:  1997 and 1996
[Engines and quantity in units.  Value in thousands of dollars]

                                                           Total shipments an
                                                           interplant transfer
                                                  Engines
      Product description                        produced                 Value
                                    Engines       and in-                f.o.b.
                                produced 1/  corporated 2  Quantity       plant

1997

     Total. . . . . . . . . . .  23,874,385     8,271,850       (D)  11,511,147
Gasoline (except automotive). .  22,788,206     8,247,040       (D)   2,405,706
Nonautomotive diesel. . . . . .     313,918           (D)   289,262   2,707,749
Automotive diesel. . . . . . . .    763,075             -   763,075   6,014,021
Natural gas and LPG. . . . . . .      9,186           (D)       (D)         (D)

1996

     Total. . . . . . . . . . .  23,352,739           (D)       (D)   9,865,306
Gasoline (except automotive). .  22,658,575     8,859,280       (D)   2,251,561
Nonautomotive diesel. . . . . .   r/269,727           (D)       (D) r/2,235,768
Automotive diesel. . . . . . . .    685,072           (D)   685,031   5,051,380
Natural gas and LPG. . . . . . .      9,092           (D)       (D)         (D)

                                      Shipments to
                                    other companies      Interplant transfer

                                                  Value                 Value
                                                 f.o.b.                f.o.b.
                                   Quantity       plant  Quantity       plant

1997

     Total. . . . . . . . . . .         (D)         (D)       (D)         (D)
Gasoline (except automotive). .         (D)   2,091,504   544,834     314,202
Nonautomotive diesel. . . . . .     204,538   1,797,578    84,724     910,171
Automotive diesel. . . . . . . .    587,289   4,788,280   175,786   1,225,741
Natural gas and LPG. . . . . . .      8,833     369,691       (D)         (D)

1996

     Total. . . . . . . . . . .         (D)         (D)   874,658         (D)
Gasoline (except automotive). .         (D)   1,953,414   643,695     298,147
Nonautomotive diesel. . . . . .   r/185,081 r/1,565,740       (D)     670,028
Automotive diesel. . . . . . . .    518,991   4,101,925   166,040     949,455
Natural gas and LPG. . . . . . .      8,750     307,683       (D)         (D)

   - Represents zero.    D Withheld to avoid disclosing data for individual
companies.     r/ Revised by 5 percent or more from previously published
data.

   1/  Represents total number of engines shipped and produced and
incorporated products at the same establishment.
   2/  Represents engines produced and incorporated (in the same plant) into
products such as construction machinery, farm machinery, tractors, engine-
generator sets, and products.


Table 2.  Gasoline Engines by Horsepower Rating:  1997 and 1996
[Engines and quantity in units.  Value in thousands of dollars]

                                                                    Total shipments and
                                                                    interplant transfers
                                                           Engines
            Product description    No.                    produced                  Value
 Product                            of      Engines        and in-                 f.o.b.
  code                            cos.  produced 1/  corporated 2/    Quantity      plant

         1997

35191    Gasoline engines. . . . .  23   22,788,206      8,247,040         (D)  2,405,706
35191 01   Under 11 hp  . . . . .   14   20,181,320      8,218,085         (D)        (D)
35191 02   11 to under 21 hp . . .   6    2,192,033            (D)         (D)        (D)
35191 03   21 to under 61 hp . . .   7      137,830            (D)     129,444        (D)
35191 07   61 hp and over. . . . .   8      277,023              -     277,023    430,235

         1996

35191    Gasoline engines. . . . .  23   22,737,214      8,859,280         (D)  2,251,561
35191 01   Under 11 hp  . . . . .   14   20,412,192      8,827,343         (D)        (D)
35191 02   11 to under 21 hp . . .   5    1,945,060            (D)   1,924,051    641,978
35191 03   21 to under 61 hp . . .   7      126,502            (D)         (D)        (D)
35191 07   61 hp and over. . . . .   8      253,458              -     253,227    386,511

                                               Shipments to
                                             other companies       Interplant transfers
          
                                                           Value                    Value
                                                          f.o.b.                   f.o.b.
                                           Quantity        plant    Quantity        plant

         1997

35191    Gasoline engines. . . . .  23          (D)    2,091,504     544,834      314,202
35191 01   Under 11 hp  . . . . .   14          (D)          (D)     356,732       46,122
35191 02   11 to under 21 hp . . .   6    2,147,393      733,410         (D)          (D)
35191 03   21 to under 61 hp . . .   7          (D)       88,869         (D)          (D)
35191 07   61 hp and over. . . . .   8          (D)          (D)         (D)          (D)

         1996

35191    Gasoline engines. . . . .  23          (D)    1,953,414     643,695      298,147
35191 01   Under 11 hp  . . . . .   13          (D)          (D)     472,359       45,815
35191 02   11 to under 21 hp . . .   6          (D)          (D)         (D)          (D)
35191 03   21 to under 61 hp . . .   8      101,089       79,266         (D)          (D)
35191 07   61 hp and over. . . . .   8          (D)          (D)         (D)          (D)

   - Represents zero.    D Withheld to avoid disclosing data for individual companies.

   1/  Represents total number of engines shipped and produced and incorporated into
products at the same establishment.
   2/  Represents engines produced and incorporated (in the same plant) into products
such as construction machinery, farm machinery, tractors, engine-generator sets, and
other products.

   Note:  Horsepower is defined as maximum published horsepower rating at maximum
recommended rpm.


Table 3.  Nonautomotive Diesel Engines by Horsepower Rating:  1997 and 1996
[Engines and quantity in units.  Value in thousands of dollars]

                                                                      Total shipments and
                                                                      interplant transfer
                                                            Engines
             Product description       No.                 produced                   Value
Product                                 of      Engines  and incor-                  f.o.b.
  code                                cos.  produced 1/  porated 2/   Quantity        plant

         1997

35193    Nonautomotive diesel engines  16       313,918         (D)    289,262    2,707,749
35193 31   Under 101 hp.  . . . . . .   9           (D)         (D)        (D)          (D)
35193 33   101 to under 151 hp. . . .   6           (D)         (D)     87,943      292,268
35193 35   151 to under 176 hp. . . .   6        34,605         (D)     33,968      139,443
35193 37   176 to under 251 hp. . . .   7        44,582         (D)        (D)          (D)
35193 39   251 to under 301 hp. . . .   6           (D)         (D)     47,349      313,325
35193 41   301 to under 401 hp. . . .   6        27,754         (D)     25,218      351,958
35193 43   401 to under 451 hp. . . .   5         7,072         (D)        (D)          (D)
35193 45   451 to under 601 hp. . . .   3        13,655         (D)        (D)          (D)
35193 47   601 to under 701 hp. . . .   3         3,865         (D)        (D)          (D)
35193 49   701 to under 801 hp. . . .   3           (D)           -        (D)          (D)
35193 51   801 to under 1,501 hp. . .   5         4,873         (D)        (D)          (D)
35193 28   1,501 hp and over. . . . .   6         3,291         (D)        (D)          (D)

         1996

35193    Nonautomotive diesel engines  16   r/  269,727         (D)        (D)  r/2,235,768
35193 31   Under 101 hp. . . . . . .    9        18,112         (D)        (D)          (D)
35193 33   101 to under 151 hp. . . .   6           (D)         (D)     71,056      235,093
35193 35   151 to under 176 hp. . . .   6        40,470         (D)     39,080          (D)
35193 37   176 to under 251 hp . . .    6        38,104         (D)        (D)          (D)
35193 39   251 to under 301 hp. . . .   6        19,092         (D)        (D)          (D)
35193 41   301 to under 401 hp. . . .   7        17,723         (D)   r/16,143    r/209,608
35193 43   401 to under 451 hp. . . .   5         6,598           -      6,598      125,126
35193 45   451 to under 601 hp. . . .   3        10,433         (D)        (D)          (D)
35193 47   601 to under 701 hp. . . .   4           (D)         (D)      2,573       71,522
35193 49   701 to under 801 hp. . . .   3         4,709         (D)        (D)          (D)
35193 51   801 to under 1,501 hp. . .   4         3,712         (D)      2,920          (D)
35193 28   1,501 hp and over. . . . .   6         3,718         (D)        (D)          (D)

                                                   Shipments to              Interplant
                                                  other companies             transfers
              Product description
                                                              Value                 Value
                                                             f.o.b.                f.o.b.
                                               Quantity       plant   Quantity      plant

         1997

35193    Nonautomotive diesel engines  16       204,538   1,797,578     84,724    910,171
35193 31   Under 101 hp. . . . . . .    9        15,546      53,724        (D)        (D)
35193 33   101 to under 151 hp. . . .   6           (D)         (D)        (D)        (D)
35193 35   151 to under 176 hp. . . .   6           (D)         (D)        (D)        (D)
35193 37   176 to under 251 hp . . .    7        21,761     142,750        (D)        (D)
35193 39   251 to under 301 hp. . . .   6        38,402     234,705      8,974     78,620
35193 41   301 to under 401 hp. . . .   6        14,551     213,456     10,667    138,502
35193 43   401 to under 451 hp. . . .   5           (D)         (D)      3,717     62,475
35193 45   451 to under 601 hp. . . .   3         9,634     215,170        (D)        (D)
35193 47   601 to under 701 hp. . . .   3         2,633      72,251        (D)        (D)
35193 49   701 to under 801 hp. . . .   3         1,791      62,716        (D)        (D)
35193 51   801 to under 1,501 hp. . .   5         3,446     202,805        (D)        (D)
35193 28   1,501 hp and over. . . . .   6         1,092     275,671        (D)        (D)

         1996

35193    Nonautomotive diesel engines  16   r/  185,081 r/1,565,740        (D)    670,028
35193 31   Under 101 hp. . . . . . .    9        15,438      54,071        (D)        (D)
35193 33   101 to under 151 hp. . . .   6           (D)         (D)        (D)        (D)
35193 35   151 to under 176 hp. . . .   6           (D)      90,933        (D)        (D)
35193 37   176 to under 251 hp . . .    6        19,466     112,940        (D)        (D)
35193 39   251 to under 301 hp. . . .   6    r/  10,763     118,618        (D)        (D)
35193 41   301 to under 401 hp. . . .   7    r/  10,879  r/ 141,420  r/  5,264 r/  68,188
35193 43   401 to under 451 hp. . . .   5         4,421      76,918      2,177     48,208
35193 45   451 to under 601 hp. . . .   3         8,330     178,170        (D)        (D)
35193 47   601 to under 701 hp. . . .   4           (D)         (D)        (D)        (D)
35193 49   701 to under 801 hp. . . .   3         1,486      47,529        (D)        (D)
35193 51   801 to under 1,501 hp. . .   4            (D)    150,085        (D)        (D)
35193 28   1,501 hp and over. . . . .   6         1,061     250,515        (D)        (D)

   - Represents zero.    D Withheld to avoid disclosing data for individual companies.
r/ Revised by 5 percent or more from previously published data.

   1/  Represents total number of engines shipped or produced and incorporated into
products at the same establishments.
   2/  Represents engines produced and incorporated (in the same plant) into products
such as construction machinery, farm machinery, tractors, engine-generator sets, and
other products.

   Note:  Horsepower is defined as maximun published horsepower rating at maximum
recommended rpm.


Table 4.  Automotive Diesel Engines by Horsepower Rating:  1997 and 1996
[Engines in units.  Value in thousands of dollars]

                                    No.         1997                  1996
Product     Product description      of
  code                             cos.  Engines 1/   Value 2/  Engines 1/   Value 2/

35194    Automotive diesel engines    9     763,075  6,014,021     685,072  5,051,380
35194 11   Under 226 hp...........    8     466,234  2,272,618     431,800  2,030,348
35194 14   226 to under 251 hp....    7      27,336    167,876      19,331    131,957
35194 15   251 hp and over........    7     269,505  3,573,112     233,900  2,889,110

   1/  Represents total number of engines shipped, including interplant transfers.
   2/  Represents value of all engines shipped, including interplant transfers.


Table 5.  Gas Engines (Except Automotive) by Horsepower Rating:  1997 and 1996
[Engines and quantity in units.  Value in thousands of dollars]

                                                          Total shipments
                                                             including
                                                        interplant transfers
              Product description                                                Engines
                                      No.                              Value    produced
Product                                of      Engines                f.o.b.  and incor-
  code                               cos.  produced 1/  Quantity       plant  porated 2/

         1997

35196    Natural gas and LPG engines.  10        9,148     9,032     383,671         (D)
35196 11    Under 501 hp. . . . . . .   9          (D)     7,355      57,987         (D)
35196 12    501 hp and over. . . . . .  4          (D)     1,677     325,684         (D)

         1996

35196    Natural gas and LPG engines.  11        9,092     8,981     326,597         (D)
35196 11    Under 501 hp. . . . . . .  10          (D)     7,418      47,220         (D)
35196 12    501 hp and over. . . . . .  4          (D)     1,563     279,377         (D)

   D  Withheld to avoid disclosing data for individual companies.

   1/ Represents total number of engines shipped and produced and incorporated into
products at the same establishment.
   2/ Represents engines produced and incorporated (in the same plant) into products
such as construction machinery, farm machinery, tractors, engine-generator sets, and
other products.


Table 6.  Engines Produced by Piston Displacement
           Fuel System:  1997 and 1996

    Piston displacement             1997         1996

     Total. . . . . . . . .   25,105,267   23,446,849

Gasoline. . . . . . . . . .   24,027,909   22,761,794
  Under 251 cc. . . . . . .   21,572,878   19,980,422
  251 and over. . . . . . .    2,455,031    2,781,372

Nonautomotive diesel. . . .      314,312  r/  265,787
  Under 251 cc. . . . . . .          (D)          (D)
  251 to 3,700 cc. . . . .           (D)          (D)
  3,701 and over cc. . . .       268,300  r/  229,363

Automotive diesel. . . . .       763,046      685,055
  Under 251 to 3,700 cc. .       192,556      157,860
  3,701 and over cc. . . .       570,490      525,552

   cc  Cubic centimeters.   D  Withheld to avoid
disclosing data for individual companies.  r/ Revised
by 5 percent or more from previously published data.


Table 7.  Engines Produced (Except Outboard, Automotive, and Aircraft) by Type of
            Engine and End Application:  1997 and 1996

                                                                        Nonautomotive
                                                Gasoline engines        diesel engines
           End application
                                                   1997        1996     1997        1996

   Total. . . . . . . . . . . . . . . . .    24,027,909  22,828,218  314,312  r/  269,810

Oil field and petroleum related generating
 and stationary equipment. . . . . . . . .            -           -      (D)          (D)
Other generator sets. . . . . . . . . . .           (D)         (D)   36,130       37,530
Irrigation. . . . . . . . . . . . . . . .           (D)         (D)      (D)          (D)
Agricultural vehicular. . . . . . . . . .           (D)         (D)      (D)          (D)
Off-highway mobile construction equipment           (D)         (D)      (D)          (D)
Marine (except outboard). . . . . . . . .           (D)         (D)   15,057       13,443
Railroad, motive power type. . . . . . .              -           -    1,328        1,361

Chain saws. . . . . . . . . . . . . . . .     2,863,893   2,521,025        -            -
Garden tractors. . . . . . . . . . . . .            (D)         (D)        -            -
Lawn, home, and recreational equipment       15,903,683  15,783,750        -            -
Other general industrial. . . . . . . . .           (D)   1,158,277   45,413    r/ 31,181

   - Represents zero.
D Withheld to avoid disclosing data for individual companies.
r/ Revised by 5 percent or more from previously published data.


Table 8.  Production, Exports, and Imports of Internal Combustion Engines: 1997 and 1996
[Quantity in units.  Value in thousands of dollars]

                                                                 Exports of
                                        Manufacturers'            domestic              Imports for
                                         production              merchandise           consumption 3/

           Product description                   Value of
                                                shipments
Product                                            f.o.b.                   Value
  Code                               Quantity    plant 1/    Quantity     at port    Quantity       Value

         1997

            Total................  15,602,535  11,511,147   2,061,851   2,590,940   2,571,759   2,002,966

35194    Automotive diesel
          engines................     763,075   6,014,021      81,260     815,651      18,721     143,697
35193    Nonautomotive diesel
          engines................     289,262   2,707,749     102,767   1,390,782     339,928     885,494
35191    Gasoline engines........  14,541,166   2,405,706   1,873,972     314,703   2,169,196     948,768
35196    Gas and liquefied
          petroleum gas and
          engines................       9,032     383,671       3,852      69,804      43,914      25,007

         1996

            Total................  14,743,080   9,865,306   1,891,809   2,025,455   2,440,382   2,014,740

35194    Automotive diesel
          engines................     685,031   5,051,380      65,199     600,789      18,202     115,488
35193    Nonautomotive diesel
          engines................     249,773   2,235,768      73,544   1,062,311     300,720     822,549
35191    Gasoline engines........  13,799,295   2,251,561   1,750,109     301,032   2,105,317   1,056,756
35196    Gas and liquefied
          petroleum gas and
          engines................       8,981     326,597       2,957      61,323      16,143      19,947

   1/  Value of shipments f.o.b. plant of production quantities shipped as engines, including interplant
transfers.
   2/ Source:  Bureau of the Census report EM 545, U.S. Exports
   3/  Source: Bureau of the Census reports IM 145, U.S. General Imports.  These figures include both
import value and duty value.


Table 9.  Comparison of Standard Industrial Classification-Based Product Codes with
          Schedule B Export Numbers and HTSUSA Import Numbers:  1997

Product                                                                       Export           Import
 code                  Product description                                 number 1/        number 2/

35191  Gasoline engines (except outboard marine, aircraft,              8407.29.0010     8407.29.0010
       automobile, highway truck, bus, and tank)                        8407.29.0050     8407.29.0020
                                                                        8407.31.0000     8407.29.0030
                                                                        8407.32.5000     8407.29.0040
                                                                        8407.33.5000     8407.31.0040
                                                                        8407.34.5000     8407.31.0080
                                                                        8407.90.1010     8407.32.1000
                                                                        8407.90.1050     8407.32.9040
                                                                        8407.90.9030     8407.32.9080
                                                                        8407.90.9050     8407.33.1030
                                                                                         8407.33.1060
                                                                                         8407.33.1090
                                                                                         8407.33.9040
                                                                                         8407.33.9080
                                                                                         8407.34.0560
                                                                                         8407.34.0590
                                                                                         8407.34.1030
                                                                                         8407.34.1060
                                                                                         8407.34.1090
                                                                                         8407.34.9000
                                                                                         8407.90.1010
                                                                                         8407.90.1020
                                                                                         8407.90.1060
                                                                                         8407.90.1080
                                                                                         8407.90.9020
                                                                                         8407.90.9040
                                                                                         8407.90.9060
                                                                                         8407.90.9080
                                                                                         8411.99.9030
                                                                                         8411.99.9060


35193  Nonautomotive diesel, semidiesel, and dual fuel engines          8408.10.0010     8408.10.0005
                                                                        8408.10.0020     8408.10.0015
                                                                        8408.10.0030     8408.10.0020
                                                                        8408.10.0040     8408.10.0030
                                                                        8408.10.0050     8408.10.0040
                                                                        8408.20.5000     8408.10.0050
                                                                        8408.90.1000     8408.20.1040
                                                                        8408.90.9010     8408.20.1080
                                                                        8408.90.9020     8408.20.9000
                                                                        8408.90.9030     8408.90.1040
                                                                        8408.90.9040     8408.90.1080
                                                                        8408.90.9050     8408.90.9010
                                                                                         8408.90.9020
                                                                                         8408.90.9030
                                                                                         8408.90.9040
                                                                                         8408.90.9050


35194  Automotive diesel, semidiesel, and dual fuel engines             8408.20.2000     8408.20.2000

35196  Piston-type natural gas engines, including LPG engines           8407.90.9010     8407.90.9010

   1/ Source: 1997 edition, Harmonized System-Based Schedule B, Statistical Classification of
Domestic and Foreign Commodities Exported from the United States.
   2/Source: Harmonized Tariff Schedule of the United States Annotated (1997).
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