1970 Chevrolet Chevelle SS 454 LS6 Convertible

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Big changes at GM for 1970 included the end of the corporate edict forbidding engines larger than 400 cubic inches in its intermediate models. Chevrolet’s “big-block” V8 was enlarged to 454 ci and formed the basis of the LS6 option, intended to help Chevrolet wrest control of Super Stock drag racing from Chrysler.

The redesigned 1970 Chevelle SS was the perfect platform for the LS6 engine, which was underrated at 450 hp and 500 ft-lb of torque. It was backed Read More

Colin Comer

Editor at Large

Colin is the founder of Colin’s Classic Automobiles in Milwaukee, Wisconsin, as well as SCM’s resident American car expert. His fascination with cars began at an early age, and according to him, he never grew out of it—nor does he wish to. Colin regularly appears on television, and he is the author of the books: “Million-Dollar Muscle Cars” and the “Complete Book of Shelby Automobiles.” A hands-on guy, Comer maintains an impressive collection of his own and is an avid vintage racer. He is a regular contributor to both Sports Car Market and American Car Collector magazines.

Posted in American