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1968 CHEVROLET CAMARO
DRIVETRAIN

ENGINE CODES:

The engine code/stamp identifies the engine assembly plant, assembly date, and engine suffix code stamped by the engine plant. It is located on a machined pad on the engine block. On a V8, you will find the pad on the passenger's side of the engine block at the bottom of the forward end of the head. On a 6 cylinder engine, you will find the pad on the passenger's side of the block towards the forward end near the distributor.


The Engine code format is FMMDDXX.  This breaksdown as follows:

   F - Is the Engine Factory Code.  This will be one of the following:
         F = Flint, MI Motor Facility for 6 cylinder engines
         V = Flint, MI Engine Plant for 8 cylinder engines
         T = Tonawanda, NY Engine Plant

  MM - Month of the year:
         01-12

  DD - Day of the month:
         01-31

  XX - Suffix Code:
         refer to the codes below

      AUTOMATIC SUFFIX CODE:
        BF - 230ci/140HP base L6 *
        CQ - 250ci/155HP L22 L6                     
        CR - 250ci/155HP L22 L6 *                   
        EE - 327ci/275HP L30                     
        EN - 327ci/275HP L30                     
        ME - 327ci/210HP base V8                    
        MR - 396ci/350HP L34                        
        MU - 350ci/295HP L48                        
        MY - 396ci/325HP L35                       

      MANUAL SUFFIX CODE:
        BA - 230ci/140HP base L6
        BD - 230ci/140HP base L6 *
        CM - 250ci/155HP L22 L6 
        CN - 250ci/155HP L22 L6 *
        EA - 327ci/275HP L30
        MA - 327ci/210HP base V8
        MO - 302ci/290HP Z28
        MQ - 396ci/375HP L78
        MS - 350ci/295HP L48
        MT - 396ci/375HP L89
        MW - 396ci/325HP L35
        MX - 396ci/350HP L34

         * Cars with A/C                  
  



CASTING NUMBERS:

   ENGINE     BORE      CASTING#
       L6    3.875"     3921968
      327      4.0"     3914660 / 3914678
  302/350      4.0"     3914678
      396    4.094"     3916323 / 3935440




TRANSMISSION CODES:

The transmission code for 1967-1969 all used the same format. 
TYMDDS which breaks down as follows:

  T - Transmission Type which included:
        Manuals:                     Automatics:
         S - Saginaw 3-speed          A - 68/69 L6 Torque-Drive
         K - McKinnon 3-speed         C - Cleveland Powerglide
         H - 69 Muncie HD 3-speed     T - Toledo Powerglide
         R - 4-speed Saginaw          B - Cleveland TH350
         P - 4-speed Muncie           X - Cleveland TH350
                                      Y - Toledo TH350

  Y - Model Year:
         7 - 1967
         8 - 1968
         9 - 1969
 
  M - Month:
         A - January                  K - July
         B - Februay                  M - August
         C - March                    P - September
         D - April                    R - October
         E - May                      S - November
         H - June                     T - December

  DD - Day of the Month:
         01-31
 
  S - Suffix Code:
         PowerGlide and TH350 (not used on all):
           D - day shift
           N - night shift

         1969 Muncie 3-speed
           B - 2.42 first gear ratio

         1969 Muncie 4-speed only:
           A - M20
           B - M21  (use of the Muncie type suffix)
           C - M22  (began with 21 Oct 68 production)



REAR AXLE CODES: 

AXLE CODE:
     BA - 2.56:1
     BB - 2.56:1 posi
     BI - 2.73:1
     BL - 3.07:1
     BN - 3.55:1
     BP - 2.73:1
     BQ - 2.73:1 posi
     BR - 3.07:1 posi
     BS - 3.31:1 posi
     BT - 3.55:1 posi
     BU - 3.73:1 posi
     BV - 4.10:1 posi
     BW - 4.56:1 posi
     BX - 4.88:1 posi
     BY - 2.73:1 posi
     BZ - 2.73:1
     PB - 3.31:1
     PE - 3.08:1 posi
     PG - 3.37:1 posi
     PH - 3.55:1 posi
     PK - 3.55:1
     PN - 2.56:1
     PO - 2.56:1 posi
     PP - 3.07:1
     PR - 3.31:1 posi
     PX - 2.73:1 posi
     Q2 - 3.55:1
     Q3 - 3.55:1 posi
     QD - HD 4.56:1 posi (COPO "MV" special - 427 only)
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