Read more: 5 Of The ... featuring the 454 big block engine. The Chevelle recorded 360 horsepower at 4,400 revolutions per minute, while the El Camino could cross the zero-to-60 mark in 7.6 seconds.

Chevy's big block series started with the Mark I (W-Series ... continued its line of big blocks with the 454 and the succeeding Gen V-VII engine family, which included the Vortec engines.