Chevrolet Corvette 2006 C6 6.2 LS2 Coupe

This 2006 Chevrolet Corvette C6 carries the factory LS2 V8 — actually a 6.0-liter, 400-horsepower engine, despite the 6.2-liter figure often mistakenly attached to it online. The C6’s redesigned exposed headlights and revised suspension marked a clean break from the C5, and this coupe still wears its drivetrain in stock form. See what made the LS2-powered C6 one of the sharpest performance bargains of the mid-2000s.

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Chevrolet’s marketing department wanted a clean, round number when the C6 Corvette launched, and 6.0 liters didn’t have quite the same ring as its predecessor’s numbers had. So enthusiasts have argued about exactly what to call this engine ever since, with some quoting a 6.2-liter figure that actually belongs to a different engine altogether. The truth is almost more interesting than the mix-up: Chevrolet’s real 2005-2007 Corvette engine was smaller than people assume, yet it still launched the C6 to numbers that embarrassed cars costing twice as much. This particular coupe carries that engine in its original, unmodified factory form.

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Getting the Numbers Right

The LS2 that powered the 2005 through 2007 Corvette actually displaces 5,967cc — 6.0 liters, or 364 cubic inches — not the 6.2 liters often quoted online, a figure that actually belongs to the LS3 that replaced it starting in 2008. Chevrolet’s 6.0-liter version was still enough to produce 400 horsepower at 6,000 rpm and 400 lb-ft of torque at 4,400 rpm, backed by a relatively high 10.9:1 compression ratio that demanded premium fuel and rewarded drivers with a 6,500 rpm redline.

What the C6 Changed

Where the C5 hid its headlights behind pop-up covers, the C6 switched to fixed, exposed lamps and a slightly shorter overall length, giving the whole car a tighter, more purposeful stance. Underneath, GM revised the suspension geometry and offered a magnetorheological damper option that could read road conditions and adjust damping in real time, technology that had only recently trickled down from far more expensive cars. A 400-horsepower LS2 in a chassis that light was enough to make the base Corvette a legitimate performance bargain against cars wearing far pricier badges.

A Bargain That Still Holds Up

Two decades on, a clean LS2-powered C6 coupe remains one of the more attainable ways into genuine 400-horsepower performance, especially compared to the premium collectors now place on the later LS3 and LS7 cars. Parts availability, a straightforward pushrod design, and a genuinely capable chassis mean these early C6 coupes are as usable today as they were the day they left the dealer lot, without the complexity of the direct-injected engines that came later in the Corvette’s history.

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