The 2015 Dodge Hellcat is the most powerful production car in American history. The Hellcat X features a twin-turbocharged and supercharged HEMI engine - 805 horsepower and 800 lb-ft of torque. The Hellcat X Experimental Concept—the only twin-turbocharged & supercharged Hellcat on earth. It pays homage to the U.S. Navy turbocharged and supercharged prototype XF6F Hellcat. The production version of this fighter scored a 19:1 kill ratio against enemy aircraft in World War II.
The Boss 429 is arguably one of the rarest and most valued muscle cars to date. Total production for the 1969 model year was 859 units. The origin of the Boss 429 comes about as a result of NASCAR. Ford was seeking to develop a Hemi engine that could compete with the famed 426 Hemi from Chrysler in NASCAR's Sprint Cup Series. NASCAR's homologation rules required that at least 500 cars be fitted with this motor and sold to the general public.
Keith Black cylinder blocked fuel motor, 1975. The beginning of the evolution from genuine 426 Chrysler Hemi to "Chrysler based" Hemi engines used in virtually all nitro and alcohol dragsters and funny cars since the early seventies.