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Old 12-06-2022, 04:43 PM
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Keith Seymore Keith Seymore is offline
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Quote:
Originally Posted by William View Post
Great stuff from someone who was there!

Any idea why there were two casting numbers for the same block? The production ZL-1 block had two numbers; no differences noted. One of the earliest cars had an 053 block.
Maybe one was intended to be the casting number, and the other was some up-level assembly number?

K
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