And this is what the Cavalier has under the hood. A Dart Little-M 427 stroker, Dragon-Slayer 4" crank, CompStar 6" H-beam rods, JE 14.4-1 pistons, Comp custom solid-roller cam, Jesel shaft-rockers, Dart Pro-1 230 heads and Stahl 1 7/8" step to 2" primary tube headers. It's making around 730 HP at the crank.