Note that for Corvettes, the 3rd digit is a 3 or 8 because there were no convertibles made. The last six digits begin at and run thru , accounting for 49, Corvette Coupes built in The last six digits for the Corvette Coupe begin at and run thru , accounting for all 40, Corvette Coupes built in It was also the first time Chevrolet used a number instead of a letter to identify the engine in the VIN.
This Chevy Corvette Is The Earliest C3 Known To Exist
The last six digits for the Corvette Coupe Pace Car begin at and run thru , accounting for all 6, Corvette Coupe Pace Cars built in The last six digits for the Corvette Coupe begin at and run thru , accounting for all 53, Corvette Coupes built in The last six digits for the Corvette Coupe begin at and run thru , accounting for all Corvette Coupes built in Thankfully this new longer VIN helps standardize the decoding process and has remained mostly the same for almost 30 years now.
Those extra characters also allowed GM to give more information about each car. Special options like the ZR1 are now easily verified by VIN, which can be a big help when researching Corvettes for sale. Louis Only on Corvettes which were made at both plants. Digit 12 through 17 — Production Number: This is the six-digit build sequence number and starts at in In , the Production Sequence Number changed to The last six digits for the Corvette Coupe built in St.
Louis begin at and run thru The last six digits for the Corvette Coupe built in Bowling Green begin at and run thru This accounts for all Corvette Coupes built in Skip Navigation Links.
C1 C2 C3 C4 C5 C6 C7 Application Codes usually indicated engine size, type of fuel delivery Injection or carburetion and transmission. As engine options grew, so did the number of application suffix codes. In , the serial number was dropped and instead the stamp contained the letter F for Flint, a three to four number sequence for month and day of assembly and then the two letter engine suffix code.
Beginning in the stamp included the serial number of the car it was installed in.
The engine in my Corvette contains the following number sequences: FHE. Decoded, the first sequence is 6 for the year 66 and then the VIN sequence of The second stamp decodes F for the Flint Plant, May 18 is the engine assembly date and the HE suffix code stands for a ci hp with a manual transmission. So there you have the basics of decoding engine numbers for the purpose of documentation. Please note that there are some exceptions to the information contained above. In it is said that there was a shortage of blocks from the Flint plant, so Chevrolet used some engine blocks from Tonawanda.
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Those engines would have a T instead of F on the stamp, as well as the full year in the cast date. There are several publications that contain a breakdown of engine codes and sequences. The NCRS also provides a publication that details how engines were stamped and therefore, may help you identify restamped engines. Having a piece from July would not work even though it looks accurate. Thanks for the comments. I have read in various books that it is acceptable for an engine block to be cast as much as 6 months in advance of the assembly.
I think like you that anything over one to two months is cause for a red flag with further investigation necessary. Particularly as you get later in the build year. Hi, I have a small block motor that a friend says is a Corvette motor because it has the spark plug wire holders on the side.
The casting number is and the number on the front is FLA. Can you verify that this is a Corvette motor?
Thank you. Brian Stewart. I looked up the casting number and is a ci engine block used in Corvette and passenger trucks in The F would be for Flint and is December 14th. The only thing not checking out is the suffix code of LA. Can you see the engine cast date? Keith, I have a 30 Ford with a engine. The block numbers are the same as you listed for yours I would like to know what the standard HP is on this engine without any add ons. The casting number is , and I cannot find any information on this casting number.
Any help with this engine casting number is appreciated! I have a 66 HP.
1968 Corvette Specs
T stamp pad on the engine block starts with TO does thst mean the engine is no a corvette engine since it was not built in Flint?. It is the original engine. Keith, what is the build date of you 66? Is there a publication for build dates. I am thinking about selling my 66 and I know i will be asked about numbers. My block was decked when it was rebuilt and now I am working on the numbers.
My casting date on the block is B with a casting and the serial is How do you come up with a car build date. Can you tell me what I have. I have come across a corvette with an engine that has the folling numbers 5T also there is in smaller size the numbers F4 Can you please tell me what kind of engine I am dealing with in this car. On July 10th I sent you a email regarding an engine in a 62 vette and for some reason my computer was blocking numerous incoming emails can you resent your rsponse.
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