Thread: When did Chevrolet START USING "X" Code
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Old 03-14-2011, 12:42 AM
70 copo 70 copo is offline
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Default Re: When did Chevrolet START USING "X" Code
I agree. For what it is worth my 05-A Z-11 has a 010 cast on 4-26 1969. 010 was also in the 300 hp cars by then too.
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