Motor specs and numbers


Asked by Birdfeet Dec 15, 2006 at 03:47 PM about the 1968 Chevrolet Corvette

Question type: General

Can you give us a break down on differn,t numbers and cods used on differnT engins.

1 Answer


This is from, a great resource for corvette info. "Serial Numbers: 194378S400001 through 194378S428566 For Convertibles, the fourth digit is a "6" Suffix: HE: 327ci, 300hp MT IO: 427ci, 400hp AT HO: 327ci, 300hp AT IQ: 427ci, 390hp AT HP: 327ci, 350hp MT, PS, AC IR: 427ci, 435hp MT HT: 327ci, 350hp MT IT: 427ci, 430hp (L88), MT IL: 427ci, 390hp MT IU: 427ci, 435hp MT, AH IM: 427ci, 400hp MT MT=Manual Trans, AT=Automatic Trans, PS=Power Steering, AC=Air Conditioning, AH=Aluminum Head"

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