Armed with his budget-friendly Temu haul, he picked up a $500 junkyard LS engine and got to work. He swapped out the camshaft ...

Bob Maddox’s stage name, Crazy Rocketman, is a misnomer. Maddox doesn’t build rockets. He builds pulse-jet engines. There’s a difference. As for the crazy part—that may be true.

In the case of the 383-cubic inch stroker, engine builders would modify crankshafts designed for the 400-cubic inch small block Chevrolet V8 and place them into modified 350-cubic inch Chevy blocks.