67 barracuda heater box.

moparmat2000 said

I have a 67 and a 69. Both heater boxes are the same. I'd venture to say through 72 they are all the same for NON A/C

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Seems like the blower was fed from the engine side in 67 based on the crappy diagrams issued for 67.

68/69 was not that way. Just a thought.