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Sound Check: C8 Corvette ZR1 Spied On Video, C8 Corvette Z06 Follows Suit

C8 Corvette ZR1 spied 73 photos
Photo: Randy Hermann on Facebook
C8 Corvette ZR1 prototype (2024 Chevrolet Corvette ZR1)C8 Corvette ZR1 prototype (2024 Chevrolet Corvette ZR1)C8 Corvette Z06 prototype (2022 Chevrolet Corvette Z06)C8 Corvette ZR1 prototype (2024 Chevrolet Corvette ZR1)C8 Corvette ZR1 prototype (2024 Chevrolet Corvette ZR1)C8 Corvette ZR1 prototype (2024 Chevrolet Corvette ZR1) and C8 Corvette Z06 prototype (2022 Chevrolet Corvette Z06)LT7 twin-turbo V8 engine of the C8 Corvette ZR1LT7 twin-turbo V8 engine of the C8 Corvette ZR12020 Chevrolet Corvette Stingray Convertible2020 Chevrolet Corvette Stingray Convertible2020 Chevrolet Corvette Stingray Convertible2020 Chevrolet Corvette Stingray Convertible2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette Stingray2020 Chevrolet Corvette StingrayC8 Corvette ZR1 spiedC8 Corvette ZR1 spiedC8 Corvette ZR1 spiedC8 Corvette ZR1 spied
Stop the presses because this is probably the first video of the C8 Corvette ZR1, induction and exhaust sounds included! As the headline implies, the C8 Corvette Z06 is also featured in the following clip.
Captured by Randy Hermann today, three camouflaged mules are joined by two Stingray models, a Ferrari 458 Italia, and a Porsche 911 GT2 RS. The people next to the cars and those in them appear to be GM employees, which means only one thing - Team Corvette is likely benchmarking the Z06 against a supercar and the ZR1 against a monster.

How can you tell the two apart, though? The first car – the ZR1 – appears to feature wider hips and definitely boasts a central exhaust system. Curiously, the CAD rendering of the LT7 from a few years ago shows a different design. According to Randy, the ZR1 has a "unique, quad exhaust centrally mounted with outer pipes being about half the diameter of the inner."

The thunderous sound that you can hear when the driver gently taps the loud pedal is another indicator of what hides under the car’s glass hatch.

LT7 is how General Motors refers to this engine, a different affair from the LTA – a.k.a. Blackwing – of the Cadillac CT6-V sports sedan. It’s not a hot-vee design; instead, the turbos are located on each side of the engine.

The 5.5-liter motor is an evolution of the LT6 in the Z06, and both of them feature a DOHC valvetrain and a flat-plane crankshaft for maximum aural pleasure. The free-breathing Z06 is supposed to get 600 horsepower and 500 pound-feet of torque, translating to 608 PS and 678 Nm in the metric system.

Some say that 650 horsepower (659 PS) are possible as well, and that would be the ideal scenario given the output rating of the supercharged small-block V8 from the previous generation, codenamed LT4. As for the twin-turbo ZR1 – which is expected for the 2024 model year – hearsay suggests 850 horsepower (862 PS) and 825 pound-feet (1,119 Nm).

The torque figure, however, may be optimistic.

Because of the health crisis and UAW protests, the new Z06 is expected to drop sometime next year as a 2022 model. Given that 2020 is the final year for the Shelby GT350 and Shelby GT350R ponies, a flat-plane crankshaft V8 in an American car is more than welcomed.

UPDATE 

Randy wasn't the only one who caught these babies on camera. New pics and a vid from Robin Warner have been added below. Curiously, Robin talks about a force-fed V6 engine in the ZR1 although that's impossible to fathom.
 

The Corvette was unique, quad exhaust centrally mounted with outer pipes being about half the diameter of the inner.

Posted by Randy Hermann on Thursday, June 18, 2020
 

Ohhhh. Corvettes!

Posted by Randy Hermann on Thursday, June 18, 2020
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About the author: Mircea Panait
Mircea Panait profile photo

After a 1:43 scale model of a Ferrari 250 GTO sparked Mircea's interest for cars when he was a kid, an early internship at Top Gear sealed his career path. He's most interested in muscle cars and American trucks, but he takes a passing interest in quirky kei cars as well.
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