Wiring Diagram For 1963 Chevrolet Corvair All Models Here will be shown to you the wiring diagram for the 1963 Chevrolet Corvair all models. This is a very clear schematic with clear image of components and their connections’ lines. We must suggest you to read and understand them comprehensively first before using this wiring schematic as a guide in your wiring diagram project. USED 1962-63 FUSE BLOCK HARNESS - California Corvair Parts Used fuse block wiring harness for 1962-63 Corvairs including convertibles with standard transmissions. Harness is in original condition. Not new so it's not going to be perfect.