Yes it will.
On a non-TBI engine, Yes.
No. The length is ok, but the journals are different.
It will as long as the 305 is a VORTEC ENGINE TOO.
yes a 1.9 tdi azz or ahu exhaust manifold from the 90's will fit any 1.6
Yes it will fit. An optional engine this year was the 305 V8, so the 283 will easily fit with major modifications.
A 5.76 car exhaust manifold will fit a 1997 350 Vortec. Your local auto parts store or car dealership will be able to give you a detailed list of all car exhaust manifolds that will fit.
No. There were major engine changes between those years.
yes it will
yes
pretty much any 454 exhaust manifold will fit
Yes, they should fit ok. 305 heads should bump up the compression a little.