Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Hello! That casting number was used for over 10 years for various applications. In order to give you a better service, we need more numbers from the block, most importantly the ones that are stamped (not cast) into a small pad just in front of the passenger side head.
There should be both letters and numbers in the code, and should be 7-9 characters long. Here is an example:
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