It depends on how you plan to use the car.
Nothing.
1975
1,8,4,3,6,5,7,2.
The transmission fluid capacity of a 1974 Chevy Nova is 10 quarts. This includes a large amount of fluid which is stored in the transmission and torque converter which is never fully drained.
5.
Pass., side, rear of the motor.
Around 3100-3200 lbs
Any other 1975-79 Nova front clips would work
Probably a Turbo 350 short tail.
get a chiltons repair manual at the library for your year chevy.
Classic muscle parts in Winston Salem nc.
I believe it was the 64 Chevy Nova