3.Chevrolet El Camino SS 454
The Chevy El Camino was conceived as a half-car/half-truck vehicle for carrying light loads, and delivery duty for small business owners. ABut, in 1970, Chevrolet introduced the wildest El Camino of all in the form of the El Camino SS 454.
The mighty 454 V8 LS6 was a 7.4-liter Chevrolet big block engine with a 450 hp official rating. The engine delivered around 500 hp in real life. In the El Camino SS, this engine provided significant performance figures which were close to the best regular muscle cars of the day.