Hooker Super comp edition, because the pipes won't interfere with steering link
Yes
What engine and car they were designed to fit.
yes it will but you will have to buy motor plates to mount it in the car as the 318 motor mounts won't work.
block hugger headers
For a 1974 Dodge Dart Swinger, disc brake spindles from 1973-1976 A-body models (like the Dart, Valiant, and Duster) will typically fit. When it comes to front fenders, 1973-1976 Dodge Dart fenders are interchangeable with the 1974 model. Be sure to check for specific details like trim and mounting points, as there can be minor variations.
yes
No.
No.
I doubt very much a 4 door windshield glass will fit the 2dr. absolutly not
no
The headers would be the same anyway, so you can order headers for the 83 and be all set.
No. The Pontiac headers will not bolt up to the Chevy small block.