1966 Shelby Cobra 427 Super Snake

While a top speed test was not performed, the Road & Track crew estimated 182 mph was possible

by Dan Hampton

Originally built as the “Cobra to end all Cobras,” CSX 3015 represents the high water mark in the horsepower race of the ’60s. Carroll Shelby built it for no other reason than to see how fast it would go.

The Super Snake featured here is remarkable in many ways. First, it was designed and built under the direction of Shelby himself as his own personal car.

The car still has its original date-coded big block engine, its original Girling BR & CR calipers, and the original differential oil cooler and pumps. Under its massive aluminum hood lies the most radical motor ever assembled at Shelby American—a twin supercharged 427 with two Holley four-barrel carburetors. Attesting to the power of this engine, Road & Track tested CSX 3015 in 1968 and recorded 0–100 mph times in the low seven second range. While a top speed test was not performed, the Road & Track crew estimated 182 mph was possible.

The Super Snake is a powerhouse whose pedigree and...