Where can you find an egr time delay switch for your 1979 Dodge D100 Pickup with the 225 slant 6 engine?

You can find an EGR time delay switch for your 1979 Dodge D100 Pickup with the 225 slant 6 engine at specialty auto parts stores, online retailers like eBay or Amazon, or through classic car restoration suppliers. Additionally, local junkyards may have compatible parts from similar vehicles. If you're looking for authenticity, consider checking with vintage Dodge parts suppliers or forums dedicated to classic trucks.