Edited sentence: ... Today's Hemi is just that... a Hemi by name only.It almost did not make emissions test requirements even with the modifications.It is not a true hemispherical head, but looks vaguely like a hemispherical head with parts filled in.It is now more polyspherical rather than hemishpherical, making Dodge's inferiority even more evident than ever.The Hemi design combustion chamber is one of the poorest designs for emissions - why do you think it took so long to get it into production.This is referring to the head design