There's no official metric that keeps track of this sort of thing, but it's quite possible that the LS-series small-block has risen to global domination faster than any platform in the history of ...
Compared to the old, stock Gen I/LT1/LT4 small-block valvetrains, the LS engines are head and shoulders above their ancestors when it comes to factory equipment. Where the old engines (except the LT4) ...