But none were as potent as the Chevelle SS 454 LS6. The ultimate iteration of Chevrolet's midsize car, the SS 454 LS6, was sold in 1970 only with a 454-cubic-inch (7.4-liter) V8 rated at 450 ...

If you're a fan of "Roadkill," you probably are familiar with the show's gray-and-orange Chevy Muscle Truck, with its ...

and SS wheels along with the monster motor. The 454 came in two specs, LS5 and LS6. The LS5 came rated at 360 hp and 500 lb-ft. The LS6, which cost another $263, was a different animal with forged ...