Quote:
Originally Posted by Cableguy1979
What I thought was a big block heater core (fenders off the car) turns out to be a factory AC car. Was the Big Block heater core still different on the AC cars? Cant seem to find any info on it. The two holes for the Small Block are not open. I assume the AC unit did both heat and air?
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AC means it's definitely not a COPO 427.