This number also includes El Camino pickups. Most experts agree ... The current record for a 1970 SS 454 LS6 hardtop is $440,000. About a dozen examples have sold for over $250K in recent years.

In fact, the only two cars that were offered with the LS6 in 1970 were the Chevelle SS and the El Camino SS. The Corvette did land the LS6, but for the following year, at which point it had 425 hp.

That output gave the 1970 Chevrolet El Camino SS 454 LS6 a clear edge in performance over its rival, the Ford Ranchero GT 429 Super Cobra Jet. In addition to the El Camino SS 454 LS6's massive ...