From its origin as the 265 cubic-inch (4.3-liter) Turbo-Fire, the small block Chevy V8 ... with the LS6 giving its older cousin a big boost in 2001. Here's how the two engines stack up against ...

Produced from 1964 to 1977, the Chevrolet Chevelle spawned ... and the optional big-block V8 engines came with more than 350 horsepower on tap. But the LS6 took things to a whole new level.

This Chevelle LS6 ... engines bigger than 400 cubic inches in intermediate-sized automobiles. That meant the 454 could drop ...

And while exact fuel economy numbers have yet to be released, Chevy says the turbo engine will be more efficient than the V6. On top of all that, the four-cylinder also boasts a peak torque ...

This bright red, restored 1970 Chevy Chevelle SS 454 will cross the Mecum Auctions block at its Kissimmee, Florida event on ...

We weren't exactly smitten with the 2013 Chevrolet ... engines in the midsize segment, topping the output from the new Ford Fusion and Toyota Camry. It will be joined this fall by a new Ecotec 2 ...