If you cannot find the items you are looking for on this web site call me at 602-300-5403, I have many sources and I may be able to find the part you are looking for.
Headers
Headers for late model 5.7L Hemi to fit in "A" body cars with fitting for sensors, $600
I have a set of shorty headers stainless steel, excellent shape for 318 & 360 Magnum motors, $200