1970 #3909879 Exhaust Manifold
 

1970 #3909879 non smog dated late 1969 or early 1970.

dennis i have both sides from my 70 402 monte. its build date was last week sept 69 one of them has a broken ear but i dont know which side. ill check saturday am for you.

I also have a non-smog mint pair dated J and K of 1969 that I'm getting ready to list. Dave

Here is my phone number
330-770-2517
Thank you