After Challenger had returned, HPP offered their Challenger to Daytona and Challenger to Superbird conversions. Joel Highsmith bougththesecond car produced by HPP and upgraded it “a bit”:
1000 RWH, 408 cubics, 4.2 liter Kenne Bell supercharger and some more. Watch the video below as this Superbird hits 194 mph [312 km/h]