1969 dodge dart 340 exhaust manifolds

[sublime69swingr]

need badly rht side exhaust manifold bought on ebay a set was told they were 69 but in fact they were 72 if anyone has a set let me know im in commerce area trying to make dream cruise let me know

 

[dodgedifferent2]

i have a casting number for a 340 2883553
i am told it is a driver side 69-71 340, but not 100 % sure

also a 2863549 i believe this one to be the right side.