I think it is time for our country, all of us, to call a spade a spade when it is a spade Mopar quit making the Poly motors a long time ago for many reasons I know nothing of, the new LA motors where better on power per C.I. and probally cheaper to build I've owned and driven, maintain and rebuilt most of the ealry Mopar V8, poly and hemi, the new motors are better That is why it is called progress