Just got a 69 'Cuda A57 383 4spd

I have 2 both 383 1 a auto complete and a 67 notch 4spd .have all exhaust and non matching number block. using 440 torsion bars from mancini. and the k frame from . the 7500.00 exhaust manifolds. yes I bought k frame and offered 3500.00 4 exhaust. have k frame in my car. 440 k frame is no diff. left manifold is 2 in longer bing a 440 the only ones. rare. yes. 7500. 00 resto only. all knows . B RB. that's y his manifolds r wourth 7500.00 he has we do not.