Yes.
Yes.
If it is the same bodystyle, yes
8.5.
You have a 1973 nova 350
10w-40.
The length of the 1969 stock Chevy Nova rear end is sixty and 1/4 inches at its widest point. This includes the width of the rear hubs.
5 on 4, and 3/4.
Probably a Turbo 350 short tail.
what maniofold are you asking about? intake or exhaust, and what kind of engine do you have?
Not without tubbing the car.
The timing marks are on a tab adjacent to the harmonic balancer.
Just about any newer style bucket seat can be made to fit the nova.