1963 chevy nova will not start after car power went out while driving....

[onefiness]

...battery good, no lights to dash? Replaced volt regulator, resistor, its a new motor, battery, cables

[Paul]

Just a guess: maybe you burned a fusable link. You have to refer to a chilton's manual for locations in the wire harness, or scan the harness thoroughly for places where the tape looks burned, or has suspicious looking lumps. GOOD LUCK!!