I am old school, I have a 69 383 Cuda, a 68 GTS 383, and a 69 Dart GTS 340. And Whatever it was Originally, it gets. But being old, I don't put cast crank 360's in anything if the car never came with it. 360,400, or 440.But I don't race any more. However, If I did want to put another 60's A...