A slew of upgrades were made to the Corvette’s 6.2-liter supercharged V8. This particular C7 ZR1 has only been driven ~5,000 ...

var digg_url = 'https://digg.com/autos/Corvette_ZR1_most_fuel_efficient_600_hp_car_in_the_world'; When Chevrolet officially announced the new Corvette ZR1 just before ...

However, before the C8 Corvette ZR1 arrived with its 1,064 hp twin-turbocharged LT7 5.5-liter V8 engine, the C7 ZR1 garnered ...

The battle is clearly mismatched – the orange-and-black C7 ZR1 is a proper supercar with a ... advantage over the naturally-aspirated 480-hp Ford Mustang Mach 1 pony car, at least on paper.

That lasted until 2019 and the C7 ZR1, a car we would argue is the baddest Corvette on the road today. The 755-hp blown 6.2-liter LT5, a now-discontinued engine made exclusively for the C7 ZR1, is the ...