Re: weird engine manufacture code
Very unusual. Interesting that the codes are different, I just can't help wondering why the factory would use a different code than regularly used....I wonder if the "3T" code was for close ratio trans, because we have two wide ratios known with "3S" designation?.
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2012 ZL1 black M6
1968 L36 4 spd Biscayne
1957 270 hp Corvette
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