It takes just a little bit of work, but yes it will fit. I am assuming you are talking about the Nissan hardbody pickup. I've seen it done multiple times
no
yes it will with the correct engine mounts, cross member and loom
Yes it will fit in but it will not bolt up to transmission
yes with heavy modification
no the civic engine is a transaxle not rw
yes, all it is is an sr.
yes it will and its about the best thing you could do to a 240Sx.
no different door the 93 will fit small on the 95
yes any model of 240sx will be able to fit a sr20det as long as the harness is spliced to the old one of the stock ka. yes any model of 240sx will be able to fit a sr20det as long as the harness is spliced to the old one of the stock ka.
Nope, different body styles
If you're talking about the KA24DE engine block, then it will fit with no problems since your 92 already came with a KA24DE in it. It should work fine. It's the same engine in both years.
Yes it will. You would have to do a complete engine swap. The Silvia engine is the SR20DET. They don't cost that much.