Genuine Delco OEM Parts

The GM Gold Standard: NOS Delco-Remy, Guide & Packard Electric

If you are restoring a Chevrolet, Pontiac, Oldsmobile, Buick, or Cadillac to concours standards, you know that "functional" isn't enough. You need Genuine NOS (New Old Stock) parts that feature the correct factory stampings, date codes, and plating finishes.

At Old Car Parts NW, we have secured a collection of rare, original GM factory parts from the golden era of production. These are the components your car was born with—not the "consolidated" universal replacements sold at parts stores today.

Know Your GM Divisions

We verify the provenance of our parts to ensure they match your build sheet:

  • Delco-Remy: The electrical backbone of GM. We stock NOS voltage regulators (Delcotron), starter solenoids, distributor caps, and ignition coils often found in the original "United Delco" Red & Blue boxes.

  • Guide (Guide Lamp Division): The original supplier for GM lighting. Look for our NOS headlight switches, turn signal switches, and lenses featuring the authentic "Guide" script casting.

  • Packard Electric: The industry standard for wiring. We carry original ignition wire sets and connectors that feature the correct date-coded insulation.

  • AC (Albert Champion): Before they became ACDelco, "AC" was the performance standard for fuel pumps, oil filters, and spark plugs.

Why Buy NOS?

  • Correct Finishes: Modern replacements often use cheap zinc plating where the factory used cadmium or black oxide. NOS parts maintain the authentic look.

  • "Hyphenated" History: For serious collectors, packaging matters. We stock parts from the United Delco (pre-1974) and AC-Delco (1974-1995) eras, preserving the history of your vehicle.

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