Turbo-Hydramatic Transmission (TH400) Identification Tag Data

If you have a 1968-1972 Corvette with the original TH400 transmission and have had the opportunity to view the transmission tag, please consider submitting to me the information cataloged below.

  Turbo-Hydramatic (TH400) had an identification tag attached by the factory.  The tag is located on the passenger side of the transmission as shown at the left.  (Click to enlarge.)

  Original transmissions will also contain the VIN derivative (last 5 digits of the vehicle identification number) stamped on the driver's side of the transmission as shown at the left (Click to enlarge.)

Year Build # Build Date Engine Submitted
by
Tag Color Tag Information Decoded
69 27963 Aug 69 427/400 Chuck Yellow C 69L 550 L
CL 69 2123
550-364=186th day of 1969 (July 5, 1969) ??
CL=427 Hydraulic Lifters
70 04102 B18 350/300 Juliet Black C 70 387 K
70 - CK - 1981
387-364=23rd day of 1970 (Jan 23, 1970)
70 12161 F13 350/300 Dale   ? ?? 484 ?
70-CK-3612 
484-364 = 120th day of 1970 (April 30, 1970)
70 14651 G08 350/300 Jim Black 70 K 545
70 - CK - 4275
545-364=181st day of 1970 (June 30, 1970)
               

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