These harnesses by Painless Wiring may not be an OEM replacement, but are a far superior product that features a modern fuse panel, flashers, relays and as always, each wire has its use printed on it. Choose from 18 circuit for cars with A/C and power everything or the 12 circuit for a normal driver.
An adaptation of the universal 12 and 18-Circuit harness designed to custom fit your "Shoebox Chevy" with a factory location mounting plate for the fuse block, special dash and turn signal connectors.