Calm down. I have no dog in that fight. Just relating what I read somewhere, I recall a book about mod'ing Mopar engines, which might I might still have but don't care enough to look. That book discussed the 4 cyl engine since it helped me fix a smoking issue in our 1982 K-car (PCV plastic snorkel was installed upside down). In a quick google, this link says the 4 cyl was made in the same factory and had "some basic similarities", but was otherwise totally different: