General Motors has quietly removed a listing for a highly anticipated new LS6 V8 engine from its internal GM Parts Book. The move brought on intense speculation among enthusiasts, industry insiders, ...

In the world of collectibles, the 1970 Chevy Chevelle SS 454 LS6 isn’t just a muscle car, it’s a legend. On par with Rolex watches and vintage Gibson guitars, it’s a top-tier find in the high-roller ...

The Chevy Chevelle SS LS6 came with a 450-horsepower Big Block beast under the hood. This copy will soon cross the Mecum Auctions block at their Glendale sale.

Like most mid-size cars of the golden era, the Chevrolet Chevelle joined the horsepower wars nearly as soon as it hit showrooms. A few years later, the Chevelle became one of only a few production ...

LS6 454 was rated at 450 ponies for the Chevelle, but 460 for the Corvette for marketing reasons. A slightly less lethal version was available, rated at 360 horses. Note the carb spacer; it raised the ...

Chevrolet debuted one of the greatest muscle car engines of all time... a year before the fuel crisis hit.

For the most part, the Gen IV engine family is very similar to the Gen III (LS1, LS6, LM7, LQ4, LQ9, etc.). Although the two are externally similar, there are several significant differences, which ...