The 13637 just indicates Malibu hardtops. They could be straight Malibus, SS396s, or COPO. Here in Ontario, all the COPO and L78 cars seem to have come from the Baltimore plant. The 201 might be combined L78 and COPO although I would think that there were more L78 cars than that.
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Chevelleless after 46 years......but we did find a low mileage, six speed, silver 2005 Corvette. It will just have to do for now.
