because years ago the hemis were beating everybody...they had the most horsepower,when placed in vehicles they were the fastest.racers found out the hemispherical combustion chambers,the motor set up, in these mosters couldnt be beat!

OWNER OF EVERYTHING FROM 1956 300 B,IMPERIAL,NEW YORKER HEMIS,AND NEW HEMI TRUCKS.....5TH GENRAMS.COM... 1969/70 ROADRUNNERS ,DARTS/CORONETS, NORTHEAST HEMI OWNERS ASSOCIATION.....WWW.PHANTASMCUDAS.COM....MOPAR FAMILY FOR 50 YEARS AND STILL GOING!MOPAR OWNER COAST TO COAST!!!!