1964 - 1974 Factory Engine Paint Chart

you have a picture.. most likely its turquoise which looks blue..


turquoise its a little lighter and greener then the later blue...
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blue more blue then the turquoise
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Looks blue to me. But it is most definitely not the pale/ugly aqua they used on some other motors. Also, Mopar engine paint P4349217 is a dead-on match. And Mopar calls that color "blue".