aluminum manifolds sold on classic 6 will it fit my 61 comet

[comet_dave_200]

i wanted to know i wanted to buy that style of manifold i have a 1961 but i it has 200 cid engine i just wanted to know if anyone has actually used them and how has it been working can u feel the difference and if their any adjust u must make to them please

and any other applications they have put on the headers and all that good stuff i want to but a light weight radiator fan anyone have suggestions

reply thanks