Corvette News Summary | ZR1 Edition | October 2023

Corvette News Summary | ZR1 Edition | October 2023

Hey there, Corvette enthusiasts!

Welcome to this special edition of the Corvette News Summary. In this feature, we delve into all the details surrounding the highly anticipated C8 Corvette ZR1—the upcoming pinnacle of Corvette innovation and performance.

Over the past month, the ZR1 has been the hot topic in Corvette circles, leading us to compile the latest insights and sightings right here. We'll be updating this page regularly with new information as it emerges, keeping you in the loop on all things ZR1.

Please note that our current knowledge largely stems from recent sightings of the C8 Corvette ZR1, shrouded in camouflage, as it underwent rigorous testing at the iconic Nürburgring in Germany. It's important to remember that much of this circulating information remains unconfirmed by General Motors.

Now, buckle up as we explore what makes the C8 Corvette ZR1 the future 'King of the Road'!

The Legacy of the Corvette ZR1

The Corvette ZR1 stands as a testament to the pinnacle of automotive performance. Each iteration of this iconic moniker has pushed the limits of power and precision, solidifying its status in the pantheon of American sports cars.

It all began in the early 1970s when the ZR1 made its grand entrance with an LT-1 engine package tailored for the track. Stripped of unnecessary weight to prioritize speed and agility, it quickly became a symbol of competitive excellence.

1970 Chevrolet Corvette ZR1
Courtesy of

In 1990, the ZR1 badge was revived for the C4 generation Corvette, marking a collaboration between General Motors and Lotus to forge the then-fastest production car in the world. The LT5 engine, a masterpiece of precision engineering, delivered 375 horsepower with its aluminum block, quad cams, and 32 valves. But the ZR-1's innovation didn't end with its powertrain—it also featured advanced braking and a Bilstein-developed adjustable suspension, complemented by bespoke tires and wheels designed for peak performance.

1994 Chevrolet Corvette ZR1
Image courtesy of

The 2009 C6 ZR1 emerged as a powerhouse, eclipsing rivals with a supercharged LS9 V8 engine that unleashed 638 horsepower. This Corvette didn't just challenge the status quo—it tore it down, offering an unadulterated, visceral driving experience that was once the exclusive domain of exotic European marques.

2009 Chevrolet Corvette ZR1
Photo by Road & Track

The narrative continued with the unveiling of the C7 ZR1 at the 2017 Dubai Motor Show, debuting for the 2019 model year. Armed with a 6.2 L supercharged LT5 V8, it was capable of a staggering 755 horsepower and 715 lb⋅ft of torque, allowing it to soar to a top speed of 214.88 mph, thanks in part to its aggressive aerodynamic profile with a commanding rear wing and front splitter.

2019 Chevrolet Corvette ZR1
Image sourced from

As a beacon of Chevrolet's engineering prowess, the ZR1 series has continually redefined the boundaries of what a production sports car can achieve. Its storied history is not just a record of performance stats, but a chronicle of technological evolution, making the ZR1 a legend in automotive lore.

C8 Corvette ZR1 Engine Specifications

The heart of the eagerly anticipated C8 Corvette ZR1 is a marvel of modern engineering, featuring a 5.5-liter twin-turbocharged V8 engine. Internally designated as the LT7, this power unit is set to redefine performance standards in the automotive industry.

C8 Corvette ZR1 LT7 engine component
MidEngineCorvetteForum: Leaked ZR1 LT7 engine component

Leaks from a GM parts catalog have revealed a powerhouse integrating advanced technologies such as dual overhead cams, active fuel management, direct injection, and variable valve timing. However, despite initial reports, there is speculation that the active fuel management system may not be present in the final LT7 specifications.

C8 Corvette ZR1 LT7 engine component diagram
MidEngineCorvetteForum: Leaked ZR1 LT7 engine component

The discussion continues as to whether the ZR1 will retain the flat-plane crankshaft found in the Corvette Z06 or transition to a cross-plane crank. The latter, traditionally more affordable and capable of reaching peak power with less revving, is a sensible option for a high-performance vehicle. Yet, given that supercar manufacturers like Ferrari and McLaren employ flat-plane crankshafts, Chevrolet might opt for this technology, potentially adjusting the engine's redline for the ZR1.

flat-plane crankshaft illustration

Despite the rumors, one fact remains: the C8 ZR1's engine will be a powerhouse. Motor Trend has speculated the inclusion of twin electric motors at the front axle, which could push the output beyond 900 horsepower. Whether these motors will augment the twin-turbo V8, or if this setup will be exclusive to the Corvette Zora—expected to surpass 1,000 horsepower—is still hotly debated by enthusiasts and experts.

Aerodynamics of the C8 Corvette ZR1

As an aftermarket aerodynamic component manufacturer, we find the distinctions between models particularly intriguing. Although still shrouded in secrecy, the 2025 Corvette ZR1 seems to be equipped with exciting new aerodynamic technologies.

Significant Wing

Inheriting design cues from the C7 ZR1, the C8 ZR1 features a prominent two-post spoiler. This spoiler closely resembles those found on race cars, akin to what we've observed on the 2020 Corvette C8.R, with its flat plane wing and gooseneck-like stanchions that project the spoiler outward.

Rear view of the C8 Corvette ZR1 with a large spoiler

Other images suggest a subtle curvature in the wing, featuring two small elements in the center that likely introduce an additional dimension to the spoiler. After all, we believe the spoiler should not only be functional but also aesthetically pleasing.

Side view of the C8 Corvette ZR1 showing the wing

Considering the expected power output of the ZR1, there's probably a substantial need for a spoiler capable of producing significant downforce, and Chevrolet seems to have provided a solution.

The endplates are notably unique, flaring out at the top and presenting a menacing look from the rear. Although no visible bolts are present, it will be interesting to determine if these endplates are detachable, allowing for customization and aesthetic enhancements.

Three-quarter rear view of the camouflaged C8 Corvette ZR1

The stanchions are robust, which may indicate that the spoiler generates substantial downforce and requires extra reinforcement. Adjustment screws and a design suggesting pivot potential hint at the possibility of active aerodynamics.

Close-up of the C8 Corvette ZR1's rear spoiler stanchions


The C8 ZR1's hood is a notable departure from its predecessors, featuring an extractor for the first time. This extractor is likely designed to channel hot air out, providing enhanced cooling—a necessity for the ZR1.

Side view of the C8 Corvette ZR1 hood with an air extractor

It is reminds us of our Zero7 Hood we made for the C7 Corvette, which feature a waterfall design that connected to the front radiator.

ACS Zero7 Hood
ACS Composite C7 Corvette Zero7 Extractor Hood
'ACS Zero7 Hood
ACS Composite C7 Corvette Zero7 Extractor Hood

The raised lip around the extractor that adds a touch of exotic appeal to the vehicle, which is a welcome addition in our view.

Close-up of the C8 Corvette ZR1's hood

Side Inlets

While the side inlets seem similar to those on the Z06 and E-Rays, a new feature at the back of the inlet suggests additional functionality, possibly as an extra intake port. Although camouflaged, it appears designed to channel air effectively.

Rear Hatch Intake Ports

An innovative aspect of the C8 ZR1 is the inclusion of rear hatch intake ports. These discreet yet functional ports are intended to draw more air into the engine bay to cool the 5.5-liter twin-turbo engine. They are subtly integrated under the camouflage, and we anticipate these components will likely be offered in carbon fiber, a tradition for ZR1 models, or potentially in matching body color or Carbon Flash Metallic Black.

Close-up of the C8 Corvette ZR1's rear hatch intake ports

Standard Components

The C8 ZR1 seems to share its front splitter and integrated canards / dive planes with the C8 Z06, as well as the side rockers, indicating a carryover in design. It is possible that this represents a standard package, with an advanced splitter option akin to what was seen on the seventh-generation ZR1, though details are not yet confirmed.

Furthermore, the ZR1 maintains the central exhaust and the distinct front and rear fascia.

Rear view of the C8 Corvette ZR1 on the track

2025 C8 Corvette ZR1 at Nürburgring

Here are some great videos of the first sighting of the C8 Corvette ZR1 being tested at the Nürburgring. We get some good looks of the car despite being under camo. Although the sound of the car is fantastic it might not be the actual sound. You'll notice the downpipes on the rear of the ZR1 to deaden the noise as the Nürburgring has sound restrictions in place.

Community Renders

With the C8 ZR1 being spotted, the community has been hard at work creating renders of what they think the C8 ZR1 will look like. Here is one of our favorites from Instagram user @vengeancegraphix/a> !

illustration of the c8 corvette zr1

ACS Spotlight: C8 Z06 Product Updates

The recent sightings of the C8 Corvette ZR1, coupled with the rollout of C8 Z06s from Bowling Green, have sparked a flurry of inquiries about the release of our C8 Z06 products.

Our team is hard at work developing parts that will complement your Corvette. Expect to find the familiar array of high-quality enhancements featured in our C8 Stingray collection, such as Rock Guards, Splitters, Rockers, and various other aerodynamic components.

Keep a close watch on our current C8 Corvette Z06 product line. Products suitable for the 2023+ C8 Corvette Z06 are already available, and we plan to continuously expand our offerings.

Don't miss out on the latest developments—sign up for our newsletter to receive notifications as soon as new C8 Z06 products hit the market.

Back to blog