LS3 engine. But the desirable list of factory options stuffed into this unassuming 1971 Chevelle doesn't stop there, and neither does the story that goes with it. See All 9 Photos Dennis O'Berg of ...

The Chevelle SS was still around, but the engine choice was reduced to two mills: the 402 or the 454 big-block unit. The latter was also installed on this Chevelle SS when it rolled off the ...

This Chevelle SS is an LS6-powered specimen, meaning it's fitted with a 454 V8 engine. The seller explains that the original engine spun a bearing in the first years after leaving the factory ...

A lynch mob of angry purists is about to descend on Las Vegas. That's where you'll find a real '70 SS 454 Chevelle that's been stripped of its LS6 big-block for a Gen IV LSA small-block.