One-of-None Plymouth Superbird With 4-Spd Overdrive Is a Half-Million-Bucks HEMI Surprise
Out of the 136 Plymouth Superbirds built for 1970 only, 77 came with a four-speed manual transmission, and one is for sale
United States Richard Petty Race Drivers Program Road Runner Superbirds Direct Connection Blue Metallic
Source: autoevolution.com